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प्रश्न
Which of the following elements would yield a basic oxide.
Na, S, C, K, H
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उत्तर
Na and K would yield basic oxides.
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संबंधित प्रश्न
Metal A has electronic configuration (2, 8, 1) and metal B has (2, 8, 8, 2). Which is more reactive? Why? Identify these metals.
Iron is
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(b) More reactive than aluminium
(c) Less reactive than copper
(d) Less reactive than aluminium
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Na, S, C, K, H
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Name one metal which displaces copper from copper sulphate solution and one which does not.
Which non-metal has been placed in the reactivity series of metals?
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An element X on reacting with oxygen forms an oxide X2O. This oxide dissolves in water and turns red litmus blue. State whether element X is metal or a non - metal. Explain with a proper example.
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