A. Phosphorus
B. Antimony
C. Arsenic
D. Aluminum
Submitted by: H@yii
Related Mcqs:
- The protons and neutrons are found in the center of the atom, which is called the _________of the atom?
A. Nucleus
B. Headquarters
C. Hub
D. None of These - A person of which of the following blood groups is called a universal donor?
A. O
B. AB
C. A
D. B - In eye donation, which one of the following parts of donor’s eye is utilized ?
A. Iris
B. Lens
C. Cornea
D. RetinaSubmitted by: WIQAR AHMAD
- Atom is made up of____________different kinds of subatomic particles:
A. Three
B. Two
C. Four
D. None - The number of electrons of a neutral atom is automatically known if one knows the?
A. Atomic number
B. Atomic weight
C. Number of orbitals
D. none - ___________are negatively (-) charged particles of an atom?
A. Protons
B. Neutrons
C. Electrons
D. None of These - An atom is_____________?
A. smallest indivisible particle in an element
B. smallest particle of an element which can undergo a chemical reaction
C. building block of an element
D. always smaller than moleculeSubmitted by: Mansoor Ul Haque
- “Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________?
A. Aufbau principle
B. Pauli exclusion principle
C. Hund’s rule
D. Periodic lawSubmitted by: Mansoor Ul Haque
- Atom was a name given by ____________ ?
A. Democritus
B. Bohr
C. Rutherford
D. ArchimedesSubmitted by: Rashid Mehmood
- First controlled fission of an atom was carried out in ________ on 1938.
A. U.S
B. Germany
C. Russia
D. U.KSubmitted by: Shahbaz Jiskani