Which of the following statements is NOT TRUE about the particle in gas?
Chemistry Test

Quiz
•
Chemistry
•
University
•
Hard
SITI BAKAR
Used 11+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
The particles of gas move at high speed.
The collision between the gas particles and the wall of the container is elastic.
The gas particles more randomly in all direction.
The gas particles are arranged in regular patterns.
2.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Why sodium chloride used in the preparation of soap?
To speed up the reaction to produce soap.
To produce soap which foams easily.
To reduce solubility of soap.
To make soap softer.
3.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Which substance is a compound?
Sodium
Magnesium
Carbon
Naphthalene
4.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Which statement explains why the size of the atoms of period 3 elements decrease across the period in the Periodic Table.
The number of protons increases.
The relative atomic mass increases.
The number of valence electrons increases.
The number of shells filled with electrons increases.
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Diagram above shows the structural formula for a carbon compound. Which of the following is the IUPAC nomenclature for the compound?
3-methylbut-2-ene
2-methylbut-1-ene
2-methylbut-2-ene
3-methylbut-3-ene
6.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Which substances are non-electrolytes?
I Ethanol
II Acetamide
III Lead (II) bromide
IV Sodium chloride
I and II only
I and III only
II and IV only
III and IV only
7.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Which equation represents a redox reaction?
NaOH + HCl -> NaCl + H2O
Cu(NO3)2 + Zn -> Zn(NO3)2 + Cu
2KCl + Pb(NO3)2 -> PbCl2 + 2KNO3
MgCO3 + 2HCl -> MgCl2 + H2O + CO2
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