Who opined when each molecule of carbohydrate is formed, one molecule of water and one molecule of oxygen

The correct answer is (A). Repulsion between lone pair and bond pair. This is as per VSEPR theory.

B) Lai Bahadur Shastry

B) Carbohydrate

C) 180 grams

Answer is (C) Nimbin

Correct option is (A) y = 8x \(\because\) Quantities of hydrogen and oxygen are x and y and their quantity are in ratio 1 : 8. \(\therefore\) x : y = 1 : 8 \(\Rightarrow\) \(\frac xy=\frac18\) \(\Rightarrow\) y =...

The correct answer is (B) 1

(d) Minerals

1. – c  2. – d  3. – a  4. – b