Metals like sodium and potassium are very hard and cannot be cut knife easily

True

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False

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Solution

The correct option is B False
Metals are generally hard and have high melting points.
But metals like sodium $(Na)$ and potassium $(K)$ are very soft and cut with a knife easily
Sodium and potassium also have a low melting point.
Hence, the given statement is false.

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Similar questions

Name two metals which are soft and can be easily cut with a knife.

Q. Metals generally occur in solid state and are hard. Name a metal that exists in liquid state and a metal that is soft and can be cut with knife.

Q. Question 1 (ii)
Give an example of a metal which can be easily cut with a knife.

Metals are actually very hard. However, there are a few metals which are so soft that they can be easily cut with a knife. Identify such a metal from the given options.

when we talk abt metals we generally say that metals are hard bt the metals of s block especially 1st group can be easily cut with a knife why is it so why these metals are not hard??

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Metals like sodium and potassium are very hard and cannot be cut knife easily

The correct option is B FalseMetals are generally hard and have high melting points.But metals like sodium(Na) and potassium(K) are very soft and cut with a knife easily Sodium and potassium also have a low melting point.Hence, the given statement is false.

The correct option is B False
Metals are generally hard and have high melting points.
But metals like sodium $(Na)$ and potassium $(K)$ are very soft and cut with a knife easily
Sodium and potassium also have a low melting point.
Hence, the given statement is false.