30/12/2023
Acid vs base titration curve ....
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30/12/2023
Acid vs base titration curve ....
04/10/2023
The number of sp² -sp²sigma bonds in the compound given below is:
A) 1 b) 3 C) 4 d) 5
03/10/2023
How many 2º Hydrogen atoms are present in the given following compound?
a)2 b)5 c)7 d) 8
10/09/2023
Today ETEA MDCAT 2021
26/08/2023
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The inner-orbital angle ................ With the increasing " S " character of the orbitals.
a) increases
b)decreases
c)not effected
d) 🤔
Which of the following is a pseudohalogen?
(a) IF 7
(b) CN-
(c) ICL2
(d) I3-
Heavy water is ........
(a) H₂O18
(b) Water obtained by repeated distillation
(c) D₂O
(d) Water at 4°C
Photoelectric effect is maximum in;
a)Li
b)Na
c) k
d)Cs
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(X),(Y) and (Z) are elements in the 3rd period. oxide of (X)is ionic , that of (Y) is amphoteric and of (Z) a giant molecule.(X),(Y) and (Z)will have atomic numbers in the order.
a)(X)