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WorksheetsQuiz 2
Total questions: 15
Worksheet time: 9mins
What is a positive ion called?
anion
cation
isotope
covalent
What is a negative ion called?
anion
cation
covalent
isotope
Flame test is carried out on a sample, what color would be seen in the flame, if the sample is copper sulfate?
blue green
red
orange
lilac
Few drops of barium nitrate solution are added to a solution, white precipitate forms, this confirms the presence of
sulfate ions
sulfite ions
carbonate ions
ammonium ions
Few drops of silver nitrate solution are added to a solution, a yellow precipitate forms, this confirms the presence of
Bromide ions
Chloride ions
Iodide ions
sulfite ions
Few drops of silver nitrate solution are added to a solution W, a white precipitate forms, this confirms the presence of
nitrate ions
sulfate ions
chloride ions
bromide ions
Flame test is carried out on a sample, what color would be seen in the flame, if the sample is Potassium nitrate?
blue-green
red
lilac
orange
What is the formula of the Sulphate ion?
SO4 2-
SO4 -
SO4 2+
SO4 -3
What do you add to aluminium ore to reduce its melting temperature?
Dendrite
Malachite
Bauxite
Cryolite
The electrodes in electrolysis of aluminium are made of
Steel
Anodes
Graphite
Plastic
What is the ore of aluminium called?
Baxite
Bauxite
Cryolite
Malachite
