Advertisements
Advertisements
Question
Name the following:
Metal with valency 2
Advertisements
Solution
Magnesium
APPEARS IN
RELATED QUESTIONS
Elements A, B and C have atomic number 17, 19 and 10 respectively.
State which one is a non-metal.
Among the following compounds identify the compound that has all three bonds (ionic, covalent and coordinate bond).
State the following is a reduction reaction or oxidation reaction.
\[\ce{Fe^2+ - e- -> Fe^3+}\]
Give a reason
Physical properties of isotopes are different.
Explain the following:
Carbon-12 and carbon-14 both show similar chemical properties.
Number of valence electrons in carbon is ______.
The element that would form anion by gaining electrons in a chemical reaction is ______.
The valency of noble gases is ______.
Complete the following table:
| Atoms | Atomic number | Electron distribution | |
| 1. | O | 8 | ______ |
| 2. | N | ______ | ______ |
| 3. | ______ | 17 | ______ |
| 4. | ______ | ______ | 2,8,2 |
Elements A, B and C have atomic number 17, 19 and 10 respectively.
Write down the formula of the compound formed by two of the above elements.
