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Write the formulas of ammonia . Also nam...

Write the formulas of ammonia . Also name the elements presents in them.

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Actinium `(Z = 89)` and the next fourteen elements which follows are called actinoids or actinium. As they resemble each other and form a distinct group with actinium at the top, they are called Actinoids.
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ACCURATE PUBLICATION-D & F BLOCK ELEMENTS -2 OR 5 MARKS QUESTIONS
  1. Why is La(OH)3 more basic than Lu(OH)3 ?

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  2. Why Zr and Hf exhibit similar properties ?

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  3. Write the formulas of ammonia . Also name the elements presents in the...

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  4. Write the formulas of methane . Also name the elements presents in th...

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  5. Write the formula of sulphur dioxide . Also name the elements presents...

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  6. Write the formula of ethanol . Also name the elements presents in them...

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  7. Write the formula of calcium carbonate . Also name the elements presen...

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  8. Transition metals form number of interstitial compounds. Explain.

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  9. A transition metal easily form alloys with other transition metals. Ex...

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  10. Transition elements and their compounds are found to be good catalysts...

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  11. Why transition element show coloured Ions ? Explain.

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  12. Give the preparation of Potassium dichromate ,K2Cr2O7.

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  13. Write the formula of ammonium hydroxide . Also name the elements pres...

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  14. Write the formula of sodium sulphate . Also name the elements presents...

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  15. Write the formula of carbon tetrachloride . Also name the elements pre...

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  16. Define Lanthanoid Contraction and also explain cause of Lanthanoid con...

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  17. Write the formula of potassium chloride . Also name the elements prese...

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  18. Write the formula of calcium phosphate . Also name the elements presen...

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  19. Write the formula of glucose. Also name the elements presents in them.

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  20. Write the formula of chloroform. Also name the elements presents in t...

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