Position of Subatomic Particles

Q.

Circle the odd one.

1. Electrons

2. Nucleus

3. Protons

4. Neutrons

Q.

The positively charged center of an atom is called ______ (nucleus/proton).

Q.

The total number of protons and neutrons in the nucleus of an atom is called __________________

Q.

The nucleus of an iron atom is surrounded by negatively charged particles called protons.

1. True

2. False

Q.

Among the subatomic particles, ______ is not a part of nucleus.

Q.

1. The particles present within the nucleus of an atom are called ________.

Q.

1. Difference between radical and ion.

Q.

What does the nucleus of an atom contain?

Q.

The central part of an atom holding ________ charged particles and neutral ________ is called nucleus.

Q.

How do atoms usually exist in nature?

Q.

…………….. are the subatomic particles that determine which element an atom is.

1. Electrons

2. Protons

3. Neutrons

4. Ions

Q. Which of the following particles are present in the nucleus of a helium atom?

1. Neutrons
2. Protons
3. Electrons
4. Both protons & neutrons