Question

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1. The............litmus turns..............
when dipped in sulphuric acid.
2. The metal............
is present in chlorophyll whereas..........................
is present in haemoglobin.
3.................is one of the most ductile metal due to which it is used to make
ornaments.
4. Non-metals are......................
conductors of electricity and heat.

5. Hydrogen gas ignites with a............sound.. ​

Answer 1

Explanation:

1. Blue to Red
2. Magnesium Iron
3. Silver
4. Bad
5. Pop

hope it helps you

Answer 2

Explanation:

geometric representation of some element of atomic