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प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description.
A basic oxide.
विकल्प
SO2
SiO2
Al2O3
CO
Na2O
उत्तर
Na2O
Explanation:
\[\ce{Na2O + H2O -> 2NaOH}\]
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संबंधित प्रश्न
Fill in the blank:
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1) State the number of valence electrons in atom J.
2) Which element shown forms ions with a single negative charge?
3)Which metallic element is more reactive than R?
4) Which element has its electrons arranged in four shells?
Name two elements you would expect to show chemical reactions similar to calcium. What is the basis of your choice?
Name the element of lower nuclear charge out of Be and Mg.
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Explain
Size of atom changes when it loses or gain electron
With reference to the variation of properties in the Periodic table, which of the following is generally true?
Fill in the blank and rewrite the completed statement:
________ group in the periodic table contains elements that are all gases at room temperature.
Select the correct answer from the options given below.
It is a period having elements from atomic no. 11 to 18.
