Question
Which figure should replace the question mark (?) if the
following figure series were to be continued?Solution
The correct option is 3
Which gas is evolved during the reaction of an acid with a metal?
Bleaching powder is represented as ______.
What is the chemical name for baking soda?
Which radioactive element is used in heart pacemakers?
Which of the following element is used for the manufacture of the safety-matches?
Which of the following substances is classified as a carbohydrate?
Ethane gas has a slightly _____ taste.
Which polymer is formed by the copolymerization of phenol and formaldehyde?
Which of the following is the most electronegative element in the periodic table?
Terylene is a condensation polymer of ethylene glycol and which acid?