Science, asked by mohitsahani73333, 8 months ago

The atomic radii of first group elements are given below:
Group-I element
Atomic Radii (pm)
Na
86
K
231
Rb
244
Cs
282
State the reason behind the observed trend in the above elements.
​

Answers

Answered by nazeerahmedjan7863
10

Answer:there is an increase in the radii as we go on down the group since number of atoms increases gradually but as we go on across the period there is an decrease in atomic radii

Explanation:I hope it may help you mark me as brainliest please please please please please please please

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