Any p-orbital can accommodate upto
Anonymous Quiz
5%
Four electrons
50%
Six electrons
8%
Two electrons with parallel spins
37%
Two electrons with opposite spins
The process of conversion of non-motile spermatids into motile spermatozoa is called
Anonymous Quiz
76%
spermiogenesis
4%
oogenesis
4%
sporogenesis
17%
spermatogenesis
Find out the incorrect statement for IUD.
Anonymous Quiz
82%
They can be self-inserted
8%
They are inserted by expert nurses/doctors
7%
They may be non-medicated IUDs, copper releasing IUDS or hormone releasing IUDS
3%
They are intrauterine devices
Emergency contraceptives are effective if used within
Anonymous Quiz
88%
72 hrs of coitus
7%
72 hrs of ovulation
3%
72 hrs of menstruation
2%
72 hrs of implantation
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#Moleconcept #Class11Chemistry #Class11Chemistrychapter1 #Molarity #Molality #NEET2025
Which is false statement about LCAO
Anonymous Quiz
7%
Addition of atomic orbitals result in molecular orbitals
30%
Atomic orbitals of nearly same energy combine to form molecular orbitals
53%
Bonding molecular orbitals occupy higher energy than atomic orbitals
10%
Each molecular orbital accommodates maximum no. of two electrons
Which of the following is correctly based on molecular orbital theory for peroxide ion
Anonymous Quiz
15%
Its bond order is two and it is diamagnetic
37%
Its bond order is one and it is paramagnetic
19%
Its bond order is two and it is paramagnetic
29%
its bond order is one and it is diamagnetic
Which among the following compounds does not show hydrogen bonding
Anonymous Quiz
37%
Chloroform
6%
Ethyl alcohol
10%
Acetic acid
47%
Ethyl ether
The pathogens causing elephantiasis are transmitted to a healthy person through the bite of
Anonymous Quiz
8%
fleas
88%
female mosquito
2%
rats
3%
male mosquito
Which of the following STDs are not curable?
Anonymous Quiz
87%
Genital herpes, hepatitis-B, HIV infection
6%
Chlamydiosis, Syphilis, genital warts
6%
HIV, gonorrhoea, trichomoniasis
1%
Gonorrhoea, trichomoniasis, hepatitis-B
The first cellular forms of life appeared on earth around ______ million years ago.
Anonymous Quiz
28%
500
4%
750
57%
2000
10%
4000
The ancestors of modern- day frogs and Salamanders are
Anonymous Quiz
43%
Ichthyophis
12%
Jawless fish
14%
Amphioxus
31%
Coelacanth
Genetic equilibrium describes that
Anonymous Quiz
83%
the gene pool in a population remains stable and constant from generation to generation.
7%
during inbreeding, the gene flow from one generation to another is random.
4%
allelic frequencies in a population are unstable.
6%
sum of the allelic frequencies is never equal to 1
Which of the following tendencies remains unchanged on going down in the nitrogen family
(Group โ VA)
(Group โ VA)
Anonymous Quiz
46%
Highest oxidation state
15%
Non-metallic character
13%
Stability of hydrides
26%
Physical state
The highest catenation ability is shown by
Anonymous Quiz
27%
Oxygen
59%
Sulphur
7%
Selenium
6%
Tellurium