From the following which group of elements easily forms cation nbsp-a- F-Cl -Br nbsp- nbsp- nbsp- nbsp- nbsp- nbsp-b- Li - Na - K-c- O-S-Se nbsp- nbsp- nbsp- nbsp- nbsp- nbsp- nbsp-d-N-P-As

Metals #160;have #160;the #160;tendency #160;to #160;lose #160;their #160;electron #160;as #160;they #160;are #160;electropositive #160; ...

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Byju's Answer

Standard XII

Chemistry

Conductivity MP BP and Electronegativity (Group 2)

from the foll...

Question

from the following which group of elements easily forms cation
a. F,Cl ,Br b. Li , Na , K
c. O,S,Se d.N,P,As

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Solution

$M e t a l s h a v e t h e t e n d e n c y t o l o s e t h e i r e l e c t r o n a s t h e y a r e e l e c t r o p o s i t i v e i n n a t u r e a n d t h e y f o r m c a t i o n s . S o i n t h e g i v e n o p t i o n o n l y B h a s o n l y m e t a l s . A l l o t h e r o p t i o n s h a v e n o n m e t a l s .$

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from the following which group of elements easily forms cation a. F,Cl ,Br b. Li , Na , K c. O,S,Se d.N,P,As

Metals have the tendency to lose their electron as they are electropositive in natureand they form cations.So in the given option only B has only metals. All other options have non metals.

from the following which group of elements easily forms cation
a. F,Cl ,Br b. Li , Na , K
c. O,S,Se d.N,P,As