The correct answer is C
Hydrogen was discovered by?
Which of the following elements is NOT a zero-group element?
Nitrous Oxide (N2O) is also known as –
Which of the following is considered an antiknock compound?
Which of the following is a non-metal?
The substance that is added to make natural rubber strong and more bouncy is-
Which element dominates the Earth's crust by percentage?
The green colour of the leaves is due to-
The rate of evaporation increases with ______.
How many electrons are involved in the oxidation by KMnO4 in basic medium
