Science, asked by sumedha1712, 11 months ago

give 1st 20 elements and its valancy

Answers

Answered by vipbhai

0

Explanation:

Table of Element Valences

Number Element Valence

17 Chlorine -1, +1, (+2), +3, (+4), +5, +7

18 Argon 0

19 Potassium +1

20 Calcium +2

Answered by likanikkinettimi

1

Answer:

hope it helps you....

thank you

Attachments:

Previous Question

Next Question

Similar questions

Math, 5 months ago

26. The marks obtained by 40 students in an examination are given below: 35, 45, 59, 67, 98, 54, 30, 77, 63, 75, 57, 56, 68, 65, 31, 95, 75, 56, 68, 89, 56, 56, 62, 31, 88,99,79, 42, 71, 99, 49, 72, 77, 52, 47, 85, 69, 82, 65, 42 Prepare a frequency distribution table with equal intervals starting from 30-40 (where 40 is not included) 1. Add File...

Math, 5 months ago

The sum of two numbers is 22 and the sum of their squares is 250. Find the numbers.

Math, 5 months ago

set of even natural number is...

History, 11 months ago

1. Fill in the blanks: (a) The Rajarajeshvara temple was built in (b) Ajmer is associated with the Sufi saint (c) Hampi was the capital of the Empire. (d) The Dutch established a settlement at in Andhra Pradesh. 2. State whether true or false: (a) We know the name of the architect of the Rajarajeshvara temple from an inscription. (b) Merchants preferred to travel individually rather than in...

English, 11 months ago

In the poem daffodils by William Wordsworth what do the lines 'Beside the lake , beneath the trees, Fluttering and dancing in the breeze...

Chemistry, 1 year ago

pH of blood remains constant inspite of variety of goods and spices we eat .give a reason...

Social Sciences, 1 year ago

what were the efforts made by women social reformers to Reform the position of women in rashtra...

English, 1 year ago

what did the writer FB say about the body cells soul nexa from chapter 7 a visit to Cambridge...