Choose the more metallic element from each pair. Match the words in the left col

Question

Choose the more metallic element from each pair. Match the words in the left column to the appropriate blanks in the sentences on the right. Reset Help Ge Pb Sb impossible to determine When comparing the two elements K and Ge, the more metallic element is based on periodic trends alone. inposible to detemien comparing the two elements Sb and Pb,the more metallic element is based on periodic trends alone. Submit My Answers Give Up Part B Choose the more metallic element from each pair. Match the words in the left column to the appropriate blanks in the sentences on the right. Reset Help Sb Al Po In impossible to determine When comparing the two elements Al and In, the more metallic element is When comparing the two elements Sb and Po, the more metallic element is based on periodic trends alone. based on periodic trends alone

Explanation / Answer

Answer :

Part A

(i) When comparing two elements K and Ge, the more metallic element is K based on periodic trends alone.

(ii) When comparing two elements Sb and Pb, the more metallic element is Pb based on periodic trends alone.

Part B

(i) When comparing two elements Al and In, the more metallic element is In based on periodic trends alone.

(ii) When comparing two elements Sb and Po, the more metallic element is impossible to determine based on periodic trends alone.

Explanation :

Metallic character decreases as you move across a period in the periodic table from left to right. Metallic character increases as you move down an element group in the periodic table.

Quantum numbers :

Part A :

The quantum numbers that are valid for an electron are :

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