Matter Atomic Structure Form 4 (Trial SPM)

What is the type of particles and state of matter naphthalene at room condition? (Johor, 2020, Q1)

• Particle: Molecule, State of Matter: Solid

• Particle: Ion, State of Matter: Liquid

• Particle: Atom, State of Matter: Gas

• Particle: Ion, State of Matter: Liquid

Which scientist proves the existence of neutrons in the nucleus? (Johor 2020, Set 2, Q1)

• Neils Bohr

• James Chadwick

• J.J Thomson

• Ernest Rutherford

Diagram shows a model of an atom. Who introduced this model? (Terengganu 2020, Q14)

• J. J. Thomson

• Ernest Rutherford

• Niels Bohr

• James Chadwick

Which substance is an element? (Terengganu 2020, Q27)

• Naphthalene

• Steam

• Air

• Neon

Diagram 8 shows the arrangement of particles in three state of matter at room temperature. What are substances X, Y and Z at room temperature? (Terengganu 2020, Q32)

• X: Bromine, Y: Naphthalene, Z: Nitrogen

• X: Naphthalene, Y: Bromine, Z: Nitrogen

• X: Nitrogen, Y: Bromine, Z: Naphthalene

• X: Naphthalene, Y: Nitrogen, Z: Bromine

Diagram 1 shows the standard representation of helium atom. (SPMRSM 2020, Q5)

• A

• B

• C

• D

Which process occurs when a volume of water in a pot decrease during a hot dat? (SBP 2020, Q1)

• Condensation

• Sublimation

• Evaporation

• Boiling

A food technologist intends to destroy bacteria that cause bananas to rot using radioisotope. Which of the following is suitable to be used? (Perlis 2020, Q1)

• Cobalt-60

• Carbon-14

• Sodium-24

• Phosphorus-32

Substance X exist as liquid at 100°C. Whihc of the following is the melting point and boiling point of substance X. (N.Sembilan 2020, Q27)

• Melting point: 197, Boiling point 268

• Melting point: 150, Boiling point 170

• Melting point: 80, Boiling point 130

• Melting point: 8, Boiling point 17

Which physical process involve absorption of heat energy? (Kelantan 2020, Q17)

• melting

• freezing

• evaporation

• condensation