Glass is also called ________.
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____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table.
In an acid base reaction which product is produced along with a salt?
What is dry ice?
Which gas contributes most to the Greenhouse effect?
Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.
In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
Which method will be employed to test the hardness of water?