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WorksheetsMRSM 2018 (F4)
Total questions: 11
Worksheet time: 14mins
Which of the following elements are in Group 18 in the Periodic Table of Elements
Argon and Xenon
Hydrogen and Oxygen
Oxygen and Xenon
Argon and Hydrogen
Who discovered proton and neutron of an atom ?
Proton=Neils Bohr Neutron=J.J Thomson
Proton=Ernest Rutherford Neutron=James Chadwick
Proton=J.J Thomson Neutron=James Chadwick
Proton=Ernest Rutherford Neutron=Neils Bohr
The following statement shows the characteristics of a metal. Which of the following metal has the above characteristics ?
Sodium
Barium
Calcium
Iron
Which of the following is a sublimation process ?
Bromine vapor spreads throughout gas jar
Water changes into the ice in the refrigerator
Moth ball in cupboard becomes smaller
Volume of perfume decreases in the open bottle
The following equation represents a chemical reaction. Which statement is correct ?
2 moles of zinc react with 1 mole of hydrochloric acid
The products are solid zinc chloride and hydrogen gas
The reactants are solid zinc and hydrochloric acid solution
1 mole of zinc chloride and 2 moles of hydrogen gas are formed
Diagram shows the graph of temperature against time for the heating of naphthalene. What is the process and state of the matter at t ?
Process = Melting State of matter = Solid and liquid
Process = Freezing State of matter = Solid and liquid
Process = Condensation State of matter = Liquid and gas
Process = Boiling State of matter = Liquid and gas
A
B
C
D
Table shows the proton number of elements P, Q and R. Which is the correct arrangement in descending order of atomic size of the elements ?
R, Q, P
R, P, Q
P, Q, R
Q, R, P
What is the empirical formula of the compound in the seashell ? [ Relative atomic mass: M=40 ; G=12 ; J=16 ]
MGJ
MG2J
MGJ2
MGJ3
Diagram shows the apparatus set up for the reaction of metal W with oxygen gas to produce white solid Z. When solid Z is reacted with water, the solution formed turns red litmus paper to blue.
A
B
C
D
12 cm3
24 cm3
120 cm3
240 cm3
