Question

(C) Which other liquid can used in place of metal?
Ans​

Answer 1

Answer:

Gallium is also used as a liquid metal ion source for a focused ion beam.

Explanation:

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Answer 2

Answer:

The most well known is mercury (Hg), which is molten above −38.8 °C (234.3 K, −37.9 °F). Others include caesium(Cs), which has a melting point of 28.5 °C (83.3 °F), rubidium (Rb)(39 °C [102 °F]), francium (Fr)(estimated at 8.0 °C [46 °F]), and gallium (Ga)(30 °C [86 °F]).

Explanation: