OSSD registeration exam Chemistry
Authored by Wailu Htut
Chemistry
11th Grade
Used 9+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(1) The atom as a whole is neutral.
(a) True
(b) False
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(2) In an atom, the particles with a negative charge are protons and the particle
with no charge are neutrons.
(a) True
(b) False
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(3) Neutral atoms must contain the same number of neutrons as protons.
(a) True
(b) False
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(4) The atom with duplet structure is hydrogen.
(a) True
(b) False
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(5) In the periodic table, the _____ are called periods.
(a) vertical columns
(b) horizontal rows
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(6) Noble gas elements are neither electropositive nor electronegative.
(a) True
(b) False
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(7) Atoms form covalent bonds by gaining or losing electrons.
(a) True
(b) False
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