Blocks of Modern Periodic Table

Q.

The statement given below is incorrect. Write the correct statement.

Noble gases can react with other elements.

Q.

13) Noble gases are chemically __________

Q. Statement 1: The electronic configuration of hydrogen is $1s^1$.
Statement 2: Hydrogen donates one electron to attain noble gas configuration.

1. Both statements 1 and 2 are true.
2. Statement 1 is true and statement 2 is false.
3. Both statements 1 and 2 are false.
4. Statement 2 is true and statement 1 is false.

Q. The s-block contains the elements present in ______.

1. group 13
2. group 3
3. group 1
4. group 17

Q. Which of the following element is not an s-block element?

1. Aluminium (Al)
2. Potassium (K)
3. Sodium (Na)
4. Lithium (Li)

Q. Identify the common property amongst beryllium, magnesium and calcium in the modern periodic table.

1. Same number of electrons in the atom.
2. The atomic radii is the same.
3. Same number of electrons in the outermost shell.
4. Same number of shells occupied by the electrons.