NOVEMBER EXAMINATION PAPER 2: CHEMISTRY
SECTION A
QUESTION 1
Various options are provided as possible answers to the following questions. Choose the correct
answer and write ONLY the LETTER (A-D) next to the QUESTION NUMBER in your answer book.
1.1 Which of the following is an example of a mixture?
A distilled water
B diamond
C sodium chloride
D syrup
1.2 Element with the electron configuration: 1s2, 2s2, 2p4
A oxygen
B carbon
C helium
D nitrogen
1.3 The chemical formula of sodium sulfide:
A NaS
B Na2S
C NaS2
D Na2S2
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Grade 10 November Paper 2 – Chemistry
, 1.4 Strongest intermolecular force found in water?
A Ion-dipole
B Dipole-dipole
C Van der Waals
D Hydrogen bond
1.5 The particles of a gas …
A are tightly packed.
B vibrate against each other.
C move freely and rarely touch.
D move over one another.
1.6 Element with the highest electronegativity?
A Hydrogen
B Helium
C Oxygen
D Fluorine
1.7 When an atom of Group 16 ionises to become atom - the
A mass number of the atom will increase
B atomic number of the atom will decrease
C number of electrons will decrease
D number of electrons will increase
1.8 An element with the following Aufbau diagram will be classified as a:
A noble gas
B halogen
C alkali earth-metal
D alkali metal
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Grade 10 November Paper 2 – Chemistry