Science
An element 'M' has 50% of the electrons filled in the 3rd shell as in the 2nd shell. The atomic number of 'M' is:
- 10
- 12
- 14
- 18
Related Questions
Generally food is broken and absorbed within the body of organisms. In which of the following organisms is it done outside the body?
- Amoeba
- Mushroom
- Paramoecium
- Lice
An element with atomic number …………… will form a basic oxide.
- 7 (2,5)
- 17 (2,8,7)
- 14 (2,8,4)
- 11 (2,8,1)
Receptors are usually located in sense organs. Gustatory receptors are present in
- tongue
- nose
- eye
- ear
Which one of the following correctly represents Sodium oxide?
