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13 questions from this quiz
Yellow-green gas
Orange-red liquid
Purple vapour
Reactivity decreases
Both increase
7 electrons
Outer electrons further from nucleus
White solids
To kill bacteria as a disinfectant
Disinfectant is stronger
To reduce dental decay
Photographic film
Cl2Cl_2Cl2, H2H_2H2, NaOHNaOHNaOH
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