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Question

Among Period-2 elements — Lithium; Carbon; Fluorine; Neon – State the one which has high electron affinity.

Chemistry, Class 10, ICSE, J Dalal

July 25, 2024

Answer

Fluorine has the highest electron affinity.

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PrevPrevious Questionwith the help of a graph, derive the relation v = u + at.

Next QuestionConsider the section of the periodic table given below:

Group numbers	1A 1	IIA 2	IIIA 13	IVA 14	VA 15	VIA 16	VIIA 17	O 18
	Li		D			O	J	Ne
	A	Mg	E	Si		H	K
	B	C		F	G			L

Some elements are given in the above table in their own symbol and position in the periodic table, while others [shaded] are shown with a letter. With reference to the table:
(i) Which is the most electronegative?
(ii) How many valence electrons are present in G?
(iii) Write the formula of the compound between B and H.
(iv) In the compound between F and J, what type of bond will be formed?
(v) Draw the electron dot structure for the compound formed between C and K.Next

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