Question

Three sections of the periodic table are labeled A, B, and C in the image below.
Which of the following statements is most likely true for an element present in section A?

It is dull and brittle.
It is malleable and ductile.
It is a liquid at room temperature.
It is a poor conductor of electricity.

Answer 1

The statement which is most likely true for an element present in section A is they are dull and brittle. They belongs to Post- Transition elements. Hence option (A) is the correct answer.

What are Post transition elements ?

• Soft or brittle, poor mechanical strength.
  
• Melting points lower than transition metals.
  
• Boiling points are also usually lower than transition metals.
  
• Covalent or directional bonding shown by crystalline structures.
  
• High density.

Hence, The statement which is most likely true for an element present in section A is they are dull and brittle. Hence option (A) is the correct answer.

Learn more about transition elements here ;

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