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PATHFINDER-S-BLOCK ELEMENTS-QUESTION BANK
- Why alkali metals are used as reducing agents?
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- What is the order of reactivity of alkali metals ?
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- How does NaH react with water?
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- Find the oxidation state of sodium in Na2O2
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- Why are alkaline earth metals harder than alkali metals?
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- What is brine?
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- Name the radioactive alkali metal?
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- Out of Na and Mg which has higher second ionization enthalpy and why?
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- Name the most abundant metal of gp-2
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- Which elements among group-2 metals has the highest boiling point?
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- What is Epsom salt?
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- Give the names of carbonate ores of calcium and magnesium .
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- The alkali metals have low densities . Explain.
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- Name the metal which floats on water without any apparent reaction wit...
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- Name the alkali metals which reacts the nitrogen of air. Write the che...
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- Name the alkali metals which forms superoxide when heated in excess of...
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- Write the formula of Albite and Glauber's salt.
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- Predict giving reason the outcome of the reaction : Lil+KF rarr
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- Which two alkaline earth metals are kinetically inert towards oxygen a...
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- Why is BeCO3 stored in carbon dioxide atmosphere?
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