The self induced emf of a coil is 25 volts.When the current in it is changed at uniform rate from 10 A to 25 A in 1 s, the change in the energy of the inductance is
Anonymous Quiz
22%
637.5 J
35%
540 J
35%
437.5 J
8%
740 J
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A coil of cross-sectional area A having n turns is placed in a uniform magnetic field B. When it is rotated with an angular velocity ω, the maximum e.m.f. induced in the coil will be
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20%
(3/2)nBAω
43%
nBAω
20%
3nBAω
18%
(½) nBAω
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❖ Morphology Of Flowering Plants
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PH List🔻
• URINE = 6
• BLOOD = 7.4
• SPERM = 7.2
• STOMACH = 1.5-3.5
• SALIVARY AMYLASE = 6.8
• ACID RAIN = <5.5
• GOOD SOUL = 5.6
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• URINE = 6
• BLOOD = 7.4
• SPERM = 7.2
• STOMACH = 1.5-3.5
• SALIVARY AMYLASE = 6.8
• ACID RAIN = <5.5
• GOOD SOUL = 5.6
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The rate at which food energy is assimilated at the trophic level of consumers is known as
Anonymous Quiz
35%
Secondary productivity
33%
Gross primary productivity
27%
Net primary productivity
5%
None of the above
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ecosystem has the maximum biomass
Anonymous Quiz
31%
Grassland ecosystem
48%
Forest ecosystem
12%
Pond ecosystem
8%
Lake ecosystem
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This biomolecule has a phosphodiester bondmonosaccharides in a polysaccharide
Anonymous Quiz
19%
fatty acids in a diglyceride
31%
amino acids in a polypeptide
26%
monosaccharides in a polysaccharide
24%
nucleic acids in a nucleotide
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Macromolecule chitin is (NEET 2013)
Anonymous Quiz
40%
Nitrogen-containing polysaccharide
32%
phosphorous-containing polysaccharide
17%
sulphur containing polysaccharide
11%
simple polysaccharide
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What regulates the reproductive processes and the associated behavioral expressions of organisms ?
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30%
Interaction between hormones and certain physical factors
40%
Interaction between hormones and certain environmental factors
20%
Interaction between chemicals and certain environmental factors
10%
Interaction between physiological and certain environmental factors
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Which of the following is not an objective of Biofortification in crops?(NEET 2021)
Anonymous Quiz
30%
Improve micronutrient and mineral content
30%
Improve protein content
31%
Improve resistance to diseases
9%
Improve vitamin content
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🔰INORGANIC IN SHOTS🔰
✌️Increasings or Decreasing Order
✨01. Melting point=
Li > Na > K > Rb > Cs
✨02. Colour of the flame=
Li-Red, Na-Golden, K-Violet, Rb-Red, Cs-Blue, Ca-Brick red, Sr-Blood red, Ba-Apple green
✨03. Stability of hydrides =
LiH > NaH > KH > RbH> CsH
✨04. Basic nature of hydroxides=
LIOH < NaOH < KOH < RbOH < CsOH
✨05. Hydration energy=
Li> Na > K> Rb > Cs
✨06.) Reducing character=
Li > Cs > Rb > K > Na
✨07. Stability of +3 oxidation state=
B> Al > Ga > In > T1
✨08. Stability of +1 oxidation state= Ga < In < TI
✨09. Basic nature of the oxides and hydroxides=
B< Al< Ga < In < TI
✨10. Relative strength of Lewis acid= BF3 < BCl3 < BBr3 < BI3
✨11. Ionisation energy=
B> Al In SiO2 > Ge02 > SnO2 > PbO2
✨15. Reducing nature of hydrides=
CH4 < SiH4 < GeH4 < SnH4 < PbH4
✨16. Thermal stability of tetrahalides=
CCl4> SiCl4> GeCl4> SnCl4 > PbCl4
✨17. Oxidising character of M+4 species=
GeCl4 < SnCl4 < PbCl4
✨18. Ease of hydrolysis of tetrahalides=
SiCl4 < GeCl4 < SnCl4 < PbCI4
✨19. Acidic strength of trioxides=
N203 > P2O3 > As2O3
✨20. Acidic strength of pentoxides=
N2O2 > P2O2> As202 > Sb2O2 > Bi202
✨21) Acidic strength of oxides of nitrogen=
N2O < NO PH3 > AsH3 > SbH3 > BiH3
✨23. Stability of trihalides of nitrogen=
NF3 > NCl3 > NBr3
✨24.Lewis base strength=
NF3 PCI3 > AsCl3 > SbCl3 > BiCl3
✨26.Lewis acid strength of trihalides of P, As, and Sb=
PCl3 > ASCl3 > SbCl3
✨27. Lewis acid strength among phosphorus trihalides
PF3 > PCl3 > PBr3 > PI3
✨(28) Melting and boiling point of hydrides=
H2O > H2Te > H2Se >H2S
✨29. Volatility of hydrides=
H2O < H2Te < H2Se < H2S
✨30. Reducing nature of hydrides=
H2S < H2Se < H2Te
✨31. Covalent character of hydrides=
H2O < H2S < H2Se < H2Te
✨32. The acidic character of oxides (elements in the same oxidation state)=
SO2 > SeO2 > TeO2 > PoO2
SO3 > SeO3 > TeO3
✨33. Acidic character of oxide of a particular element (e.g. S)=
SO < SO2 < SO3
SO2 > TeO2 > SeO2 > PoO2
✨34. Bond energy of halogens=
Cl2 > Br2 > F2 > I2
✨35. Solubility of halogen in water =
F2 > Cl2 > Br2 > I2
✨36. Oxidising power=
F2 > Cl2 > Br2 > I2
✨37. Enthalpy of hydration of X ion=
F- > Cl- > Br- >I-
✨38. Reactivity of halogens:=
F> Cl> Br > I
✨39. Ionic character of M-X bond in halides
= M-F > M-Cl > MBr > M-I
✨40. Reducing character of X ion:=
I- > Br- > Cl- > F-
✨41. Acidic strength of halogen acids=
HI > HBr > HCI > HF
✨42 Reducing property of hydrogen halides
= HF < HCL < HBr < HI
✨43. Oxidising power of oxides of chlorine
= Cl2O > ClO2 > Cl206 > Cl2O7
✨44. Decreasing ionic size=
02- > F- > Na+ > Mg2+
✨45 Increasing acidic property=
Na2O3 < MgO < ZnO< P205
✨46 Increasing bond length=
N2 <02 < F2 < CL2
✨47 Increasing size=
Ca2+ < Cl- < S2-
✨48 Increasing acid strength=
HClO < HClO2 < HClO3 < HClO4.
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✌️Increasings or Decreasing Order
✨01. Melting point=
Li > Na > K > Rb > Cs
✨02. Colour of the flame=
Li-Red, Na-Golden, K-Violet, Rb-Red, Cs-Blue, Ca-Brick red, Sr-Blood red, Ba-Apple green
✨03. Stability of hydrides =
LiH > NaH > KH > RbH> CsH
✨04. Basic nature of hydroxides=
LIOH < NaOH < KOH < RbOH < CsOH
✨05. Hydration energy=
Li> Na > K> Rb > Cs
✨06.) Reducing character=
Li > Cs > Rb > K > Na
✨07. Stability of +3 oxidation state=
B> Al > Ga > In > T1
✨08. Stability of +1 oxidation state= Ga < In < TI
✨09. Basic nature of the oxides and hydroxides=
B< Al< Ga < In < TI
✨10. Relative strength of Lewis acid= BF3 < BCl3 < BBr3 < BI3
✨11. Ionisation energy=
B> Al In SiO2 > Ge02 > SnO2 > PbO2
✨15. Reducing nature of hydrides=
CH4 < SiH4 < GeH4 < SnH4 < PbH4
✨16. Thermal stability of tetrahalides=
CCl4> SiCl4> GeCl4> SnCl4 > PbCl4
✨17. Oxidising character of M+4 species=
GeCl4 < SnCl4 < PbCl4
✨18. Ease of hydrolysis of tetrahalides=
SiCl4 < GeCl4 < SnCl4 < PbCI4
✨19. Acidic strength of trioxides=
N203 > P2O3 > As2O3
✨20. Acidic strength of pentoxides=
N2O2 > P2O2> As202 > Sb2O2 > Bi202
✨21) Acidic strength of oxides of nitrogen=
N2O < NO PH3 > AsH3 > SbH3 > BiH3
✨23. Stability of trihalides of nitrogen=
NF3 > NCl3 > NBr3
✨24.Lewis base strength=
NF3 PCI3 > AsCl3 > SbCl3 > BiCl3
✨26.Lewis acid strength of trihalides of P, As, and Sb=
PCl3 > ASCl3 > SbCl3
✨27. Lewis acid strength among phosphorus trihalides
PF3 > PCl3 > PBr3 > PI3
✨(28) Melting and boiling point of hydrides=
H2O > H2Te > H2Se >H2S
✨29. Volatility of hydrides=
H2O < H2Te < H2Se < H2S
✨30. Reducing nature of hydrides=
H2S < H2Se < H2Te
✨31. Covalent character of hydrides=
H2O < H2S < H2Se < H2Te
✨32. The acidic character of oxides (elements in the same oxidation state)=
SO2 > SeO2 > TeO2 > PoO2
SO3 > SeO3 > TeO3
✨33. Acidic character of oxide of a particular element (e.g. S)=
SO < SO2 < SO3
SO2 > TeO2 > SeO2 > PoO2
✨34. Bond energy of halogens=
Cl2 > Br2 > F2 > I2
✨35. Solubility of halogen in water =
F2 > Cl2 > Br2 > I2
✨36. Oxidising power=
F2 > Cl2 > Br2 > I2
✨37. Enthalpy of hydration of X ion=
F- > Cl- > Br- >I-
✨38. Reactivity of halogens:=
F> Cl> Br > I
✨39. Ionic character of M-X bond in halides
= M-F > M-Cl > MBr > M-I
✨40. Reducing character of X ion:=
I- > Br- > Cl- > F-
✨41. Acidic strength of halogen acids=
HI > HBr > HCI > HF
✨42 Reducing property of hydrogen halides
= HF < HCL < HBr < HI
✨43. Oxidising power of oxides of chlorine
= Cl2O > ClO2 > Cl206 > Cl2O7
✨44. Decreasing ionic size=
02- > F- > Na+ > Mg2+
✨45 Increasing acidic property=
Na2O3 < MgO < ZnO< P205
✨46 Increasing bond length=
N2 <02 < F2 < CL2
✨47 Increasing size=
Ca2+ < Cl- < S2-
✨48 Increasing acid strength=
HClO < HClO2 < HClO3 < HClO4.
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❖ Circular Motion Short Notes
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