Which of the following statements is incorrect?
- A$Mg$ burns in air to give a dazzling light rich in $UV$ rays.
- B$CaCl_2 \cdot 6H_2O$ gives a freezing mixture when mixed with ice.
- C$Mg$ cannot form complex salts.
- D$Be$ can form complexes due to its small size.
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Given below are two statements,one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A:$ Beryllium has a less negative value of reduction potential compared to the other alkaline earth metals.
Reason $R:$ Beryllium has large hydration energy due to the small size of $Be^{2+}$ but a relatively large value of atomization enthalpy.
In the light of the above statements,choose the most appropriate answer from the options given below.
Assertion $A:$ Beryllium has a less negative value of reduction potential compared to the other alkaline earth metals.
Reason $R:$ Beryllium has large hydration energy due to the small size of $Be^{2+}$ but a relatively large value of atomization enthalpy.
In the light of the above statements,choose the most appropriate answer from the options given below.
Which of the following statements is incorrect?
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View SolutionAlkaline earth metals (except $Be$) can easily lose their valence electrons. Therefore,how do they behave?
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View SolutionWhy are the elements of group-$2$ known as alkaline earth metals?
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View SolutionBleaching powder is obtained by treating chlorine with
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