Which of the following is an element ?
1. Water
2. Hydrogen sulphide
3. Ammonia
4. Sodium
Answers
Answered by
1
Answer:
sodium is the element
atomic no. 11
e.c is 2,8,1
Answered by
0
Sodium is an element rest are compounds
Similar questions
Computer Science,
3 months ago
Hindi,
3 months ago
English,
3 months ago
Math,
6 months ago
Science,
6 months ago
Computer Science,
10 months ago