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MBD-METALS AND NON METALS-EXAMPLE
- Arrange the following metals in the increasing order of reactivity.
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- Out of sodium, calcium,aluminium,copper and magnesium name the metal w...
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- Potassium metal is kept under kerosene oil, why?
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- A non-metal x, exists in two farms Y and Z. Y is the hardest substance...
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- An element, A from two oxides AO and AO2 AO is neutral and AO2 is aci...
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- Name the reaction to convert metal ccarbonate into its oxide?
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- An element x reacts with oxide to from oxide,X2O which dissolves in wa...
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- What is the nature of metal oxides?
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- Name two noble metals
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- Name an ore of mercury?
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- Name two metalloids.
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- Metals lose lustre when placed in air why?
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- Name two metals which can be cut with a knife
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- Why do metals aquire different shapes?
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- Name the metal which is poor conductor of heat
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- what are conductors?
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- what are insulators?
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- Name four non-metals which are solid at room temperature
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- Name the element which are present in abundance in earth's crust
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- What are alkalies? give one example
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