In cement composition,the main compound (by percentage) is?
- A$CaO$
- B$SiO_2$
- C$MgO$
- D$Fe_2O_3$
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Similar Questions
Given below are two statements:
Statement $I$: Lithium and Magnesium do not form superoxide.
Statement $II$: The ionic radius of $Li^{+}$ is larger than the ionic radius of $Mg^{2+}$.
In the light of the above statements,choose the most appropriate answer from the options given below:
Statement $I$: Lithium and Magnesium do not form superoxide.
Statement $II$: The ionic radius of $Li^{+}$ is larger than the ionic radius of $Mg^{2+}$.
In the light of the above statements,choose the most appropriate answer from the options given below:
Which of the following set of metals have a strong tendency to form superoxides?
Which of the following is the weakest reducing agent?
Easy
View SolutionAmong the nitrates of alkali metals,which one can be decomposed to its oxide on strong heating?
Medium
View SolutionWhich among the following statements of group-$1$ elements is $NOT$ true?
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