Question

give answer
(a) Name two elements which are liquid at room temperature.
(b) How many elements are in gaseous state at room temperature.
(c) Define metalloids give two examples.​

Answer 1

Answer:

Mercury and gallium

11 elements

Materials with intermediate property of those metals and non metals

Example: Boron, Silicon

Answer 2

Answer:

i) Mercury and gallium.

ii) 11 elements.

iii) Metalloids are the elements which show some properties of metals and some of nonmetals. Examples of metalloids are Germanium, arsenic,Silicon, Boron antimony and Bismuth.

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