Choose the best answer: Classification of elements into blocks — task. Science Test Space, Class 8.

Choose the right option given below:

1. Classification of elements into blocks based on.

arrangement of proton in subshells
arrangement of electron in subshells
arrangement of neutron subshells
arrangement of electron in atom

2. Select correct statement for p-Block elements.

Group \(13\) to \(18\) elements
Group \(1\) to \(2\) elements
Group \(5\) elements

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