Lakhmir Singh Solutions Class 10 Chemistry Solutions for Exercise in Chapter 3 - Chapter 3 Metals and Non Metals

Question 6 Exercise

**Fill in the following blanks with suitable words:**

(a) Magnesium liberates _______________ gas on reacting with hot boiling water.

(b) The white powder formed when magnesium ribbon burns in oxygen is of ___________.

(c) Ordinary aluminium stripes are not attacked by water because of the presence of a layer of _____________ on the surface of aluminium.

(d) A metal having low melting point is _________ but a non-metal having very high melting point is _____________.

(e) Calcium is a __________________ reactive metal than sodium.


(a) Hydrogen.

(b) Magnesium oxide.

(c) Aluminium oxide.

(d) Sodium; Diamond.

(e) Less.

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