Sodium is kept in ____________________.   

Important Questions on Elements of Group 1 and Group 2

EASY

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 48

Which of the following reacts with water with the highest rate? 

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 49

The alkali metals form salt-like hydrides by the direct synthesis at elevated temperature. The thermal stability of these hydrides decreases in which of the following orders?                                                   

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 53

Toughened bearings are made using ______alloy.

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 55

The alkaline earth metals $\mathrm{Ba}, \mathrm{Sr}, \mathrm{Ca}$and $\mathrm{Mg}$ may be arranged in the order of their decreasing first ionization enthalpy as_______________________

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Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 56

The first ionization enthalpies of alkaline earth metals are higher than the corresponding alkali metals due to their______________

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 57

The most electropositive group$-\mathrm{II}$ element is

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 58

The hydration energy of ${\mathrm{Mg}}^{2+}$ is:

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IMPORTANT

Chemistry Crash Course MHT-CET>Chapter 8 - Elements of Group 1 and Group 2>Exercise 1>Q 59

The most electropositive amongst the given alkaline earth metals is _______.