Physical Science

6 questions available

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All Physics 6 Chemistry 268 Elements & Compounds 4 Atoms & Molecules 6 Chemical Reactions 3 Acids & Bases Metals & Non-Metals 2 Scientific Laws 1
Showing 1–6 of 6

Q1.Atomic Number of Hydrogen is:

Medium
A 1
B 2
C 3
D 4
Atoms & Molecules PPSC 2026

Correct Answer: A

Q2.Neutron is converted into proton with the emission of an electron and ----------?

Hard
A Gluconeogenesis
B Antineutrino
C Lactose
D None of these
Atoms & Molecules PPSC 2026

Correct Answer: B

Q3.Two Water molecules are bounded by?

Hard
A Ionic bond
B Hydrogen bond
C Electric bond
D None of these
Atoms & Molecules PPSC 2026

Correct Answer: B

Q4.An atom consists of three primary atomic particles. These are:

Medium
A Protons, Neutrons, Electrons
B Protons, Quarks, Gluons
C Positrons, Muons, Neutrinos
D None of these
Atoms & Molecules FPSC 2026

Correct Answer: A

Protons and Neutrons lie in the nucleus, Electrons orbit outside (FPSC 2026).

Q5.The chemical symbol for Gold is:

Medium
A Gd
B Au
C Ag
D Fe
Atoms & Molecules FPSC 2026

Correct Answer: B

Derived from the Latin word 'Aurum' (FPSC 2025).

Q6.The chemical formula of common table salt is:

Medium
A HCl
B NaOH
C NaCl
D NaHCO3
Atoms & Molecules FPSC 2026

Correct Answer: C

Sodium Chloride (NaCl) (FPSC 2025).