NEET Chemistry is the scoring paper in the medical entrance examination. Here, you will discover the NEET Chemistry MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Chemistry objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Chemistry Water Or Hydride Of Oxygen Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Water Or Hydride Of Oxygen
1. Water is oxidised to oxygen by
(a) H2O2
(b) KMnO4
(c) ClO2
(d) fluorine
Answer
Answer: (d)
2. The H-O-H bond angle in a water molecule is about
(a) 90o
(b) 105o
(c) 135o
(d) 180o
Answer
Answer: (b)
3. The action of water or dilute mineral acids on metals can give
(a) tritium
(b) dihydrogen
(c) trihydrogen
(d) mono hydrogen
Answer
Answer: (b)
4. Reaction of potassium with water is
(a) hydrolysis
(b) absorption
(c) exothermic
(d) Endothermic
Answer
Answer: (c)
5. Water softening by Clarke’s process uses
(a) potash alum
(b) calcium bicarbonate
(c) calcium hydroxide
(d) sodium bicarbonate
Answer
Answer: (c)
6. A variety of water which contains soluble salts of Ca and Mg is known as
(a) soft water
(b) heavy water
(c) conductivity water
(d) hard water
Answer
Answer: (d)
7. Oxygen does not react with
(a) Na
(b) P
(c) Cl
(d) S
Answer
Answer: (c)
8. The gas O3 (ozone) cannot oxidise
(a) KI
(b) FeSo4
(c) KMnO4
(d) K2MnO4
Answer
Answer: (c)
9. The molarity of pure water at 277K is
(a) 1M
(b) 5M
(c) 55.5M
(d) 2.5M
Answer
Answer: (c)
10. Which one of the following substances has the highest proton affinity?
(a) NH3
(b) H2O
(c) PH3
(d) H2S
Answer
Answer: (a)