Question

Two substances P & Q react to form a third substance, PQ2 according to

the equation :

P + 2Q ------------> PQ2

Which of the following statements about the above reaction are wrong ?

(i) The product PQ2 shows the properties of substance P & Q.

(ii) The product PQ2 will always have a fixed composition.

(iii) The product PQ2 cannot be classified as a compound.

(iv) The product thus formed is a mixture.


(a) (i), (ii), (iii)
(b) (i), (iii), (iv)
(c) (i), (ii), (iv)

(d) (ii), (iii), (iv)​

Answer 1

Thunder is a very loud sound that is made sometimes during a very big rain storm. ... It can sound like a boom, a crash, or a rumble. Thunder is made when lightning strikes. The energy from the lightning heats up the air so much that it makes a kind of explosion.

Answer 2

Answer:

ans: option C

when substances undergoes chemical change it shows different properties