Chemistry
Which of the following statements is correct with respect to the elements — Na, Mg, Al, Si, P, S and Cl.
- Each element belongs to the same group.
- Valency of each element is the same.
- Each element belongs to the same period.
- They are all metals.
Related Questions
The number of elements in the largest period of the periodic table is:
- 18
- 8
- 32
- 42
All the members of group 15 have ……………. electrons in their outermost orbit.
- 3
- 7
- 5
- 8
Elements with 2 electrons in their outermost shells are known as :
- Alkali metals
- Halogens
- Alkaline earth metals
- Inert gases
Elements which have their outermost orbits incomplete are:
- Transition elements
- Noble gases
- Inner transition elements
- Representative elements