Question

2
1.
d) Pb - IV
MCQ with more than one correct answer:
Among the following which represents 'ous in its oxidation state
a) Fe-11
b) Cu-l
c) Sn - 2
The valencies exhibits by Sulphur are
[ 1
d) 6
c) 8
[
1
d) Iron
Variable valency is shown by
a) Copper
b) Sulphur
c) Aluminium
Assertion and Reason Type Questions :
Assertion (A): Iron exhibits two valencies 2 and 3
Reason (R): Iron in its lower valency is called ferrous
a) Both A and R are correct and R is the correct explanation of A.
b) Both A and R are comect but R is not the correct explanation of A.
c) A is correct. Ris incorrect
d) A is incorrect but Ris correct​

Answer 1

Answer:

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