₹49 ₹499 · Rakhi Special — full access to every mock, practice set & book, today only · Claim before midnight

Biology - Human Diseases & Immunity

Practice Set
Attempted: 0Correct: 0Incorrect: 0
1 of 1 (adapting live)Medium
Refer to the two statements given below and choose the CORRECT option. Statement A: While writing the chemical formula of a compound, the total positive and negative charges must balance each other. Statement B: Balancing valencies ensures that the compound formed is electrically neutral.

Science · stress-free practice · answers reveal instantly · difficulty adapts as you go