ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    Iron sheet kept in moist air covered with rust. Rust

    is┬а
    A An element Correct Answer Incorrect Answer
    B A compound Correct Answer Incorrect Answer
    C A mixture of iron and dust Correct Answer Incorrect Answer
    D A mixture of iron, oxygen and water Correct Answer Incorrect Answer

    Solution

    Rust is an iron oxide formed by the redox reaction of iron and oxygen in the presence of water or air moisture 4Fe+2OтВВ ┬а+x HтВВ O┬атЖТ 2FeтВВ ┬аOтВГ - x HтВГ O Hence rust is a compound.┬а

    Practice Next
    More General science Common Questions

    Relevant for Exams:

    ask-question