Group 1 metals are also called as alkali metals with reactive in nature and low melting points. They are soft and produce hydrogen and alkaline metal hydroxide solution when they react with water.
In the following question, out of the four alternatives, choose the word which best expresses the meaning of the given word and click the button corresponding to it. ADAPT
Dear Lodger, I agree, the roof is leaking; but (there would be no need) P (while it is raining) Q (and when the Sun shines,) R (I can’t get it repaired) S