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Reaction of Sodium & Magnesium with water Questions and Answers PDF Download eBook
MCQ: When allowed to react with cold water, the element that reacts vigorously to produce H2(g) is
- Na(s)
- Mg(s)
- Al(s)
- Ca(s)
A
MCQ: The number of atoms in the same element has the same number of
- protons
- electrons
- neutrons
- none of above
A
MCQ: Sodium Stearate is the main component of
- plastic
- soap
- detergent
- none of above
B
MCQ: In Phosphoric acid H3PO4, the oxidation state of Phosphorus is
- +1
- +3
- +5
- +7
C
MCQ: Some primary amines do not have NH2 group at the end and are indicated by
- numbering
- alphabets
- roman letters
- Greek letters
A