Let’s have a look at the Important General Science Questions that are being covered in the SSC CGL 2021 Tier-1 Exam: 6. What is the valency of the halogen group? Answer: One - Valency level of the ...
Answer: An acid is any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance. A base is a molecule or ion able to accept a hydrogen ion from an acid.
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