What enables an electric current to flow in a circuit?
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Which is released during the formation of a peptide bond?
The most reactive of the following metals is
What is the general formula of alkenes?
The most abundant of the rare gases i ?
Baking soda is used ______.
I. for making baking powder
II. in soda-acid fire extinguishers
III. to neutralize excess acid in the stomach
Lime water becomes white due to which gas?
Which of the following statements are CORRECT?
I. Melamine is a Thermo setting plastic.
II. It resists fire.
III It is a poor conductor of heat.