Viraf J Dalal Chemistry Class 10 ICSE Solutions. We covered all the Viraf J Dalal Chemistry Class 10 ICSE Solutions in this post for free so that you can practice well for the exam.
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Viraf J Dalal Chemistry Class 10 ICSE Objective with Solutions for Students
Which one among the following is used in making gunpowder?
(a) Magnesium sulfate
(b) Potassium nitrate
(c) Sodium stearate
(d) Calcium sulfate
Option b – Potassium nitrate
To reduce tooth decay, most toothpastes contain:
(a) Bromide
(b) Fluoride
(c) Iodide
(d) Chloride
Option b – Fluoride
Ammonia (NH3) obtained from different sources always has the same proportion of nitrogen and hydrogen. It proves the validity of the law of:
(a) Reciprocal proportion
(b) Constant proportion
(c) Multiple proportions
(d) None of these
Option b – Constant proportion
Boric acid is an acid because its molecule:
(a) Accepts OH from water, releasing a proton
(b) Combines with a proton from a water molecule
(c) Contains a replaceable H+ ion
(d) Gives up a proton
Option c – Contains a replaceable H+ ion
The main constituent of Vinegar is:
(a) Acetic acid
(b) Ascorbic acid
(c) Citric acid
(d) Tartaric acid
Option a – Acetic acid
We covered all the viraf j dalal chemistry class 10 icse solutions above in this post for free so that you can practice well for the exam.
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