Q. The catalyst to oxidize SO₂ to SO₃ is

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Q. Element that does not react with oxygen is

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Q. Which of these do not react with Oxygen?

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Q. The systematic name of sulfur trioxide is

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Q. When heated, a metal burns with a blue flame in a jar of oxygen, this metal is

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Q. If sodium (Na) is burned in limited supply of oxygen (O₂), the product is a

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Q. Nitrogen forms N₂(g) through

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Q. Nitrogen belongs to which group?

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Q. When crops are harvested, the nitrogen in the harvested portions is

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Q. The reaction between N₂(g) and O₂(g) can occur

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Q. Stunted growth and yellow leaves in a plant are the indicators of

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Q. Plants need Nitrogen (N₂) to aid in the formation of

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Q. Consider the reaction: SiO₂(s) + NaOH(l) → Na₂SiO₃(aq) + H₂O(l). The moles of SiO₂ required to complete the reaction would be

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Q. The oxidation number of sulfur trioxide is

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Q. Oxygen has a higher electronegativity than

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Q. The oxidation number of sulfur dioxide is

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Q. Group 0 elements consist of

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Q. Which option is incorrect about a bloom of algae?

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Q. Tiny droplets of water (sulfuric acid solution) in clouds are

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Q. Sulfur dioxide (SO₂) is

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