Here we will provide you the 50+ MCQ Questions of The s-block Element for NEET-UG. The s-block Element is the chapter 3 in Class XI or Class 11 Chemistry NCERT Unit The s-block Element NEET (conducted by NTA) is based on the NCERT book.
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These 50+ MCQ questions are selected by the experts of studyrate.in and these are more difficult questions, which will help you to better understand The s-block Element NEET MCQ Questions with Answers.
The s-block Element NEET MCQ
Which of the following alkali metals has the highest melting point?
a. Li
b. Na
c. K
d. Cs
Which of the following s-block elements does not form peroxides?
a. Li
b. Na
c. K
d. Rb
Which of the following statements about the hydration enthalpy of alkali metal ions is correct?
a. The hydration enthalpy increases down the group.
b. The hydration enthalpy decreases down the group.
c. The hydration enthalpy remains constant down the group.
d. The hydration enthalpy increases up the group.
Which of the following statements about the reaction of Ca with water is correct?
a. It does not react with water.
b. It reacts violently with water.
c. It reacts slowly with cold water, but rapidly with hot water.
d. It reacts slowly with hot water, but rapidly with cold water.
Which of the following is the most abundant alkali metal in the earth’s crust?
a. Li
b. Na
c. K
d. Cs
Which of the following alkali metals is not found in nature as a free element?
a. Li
b. Na
c. K
d. Rb
Which of the following alkali metals has the highest first ionization energy?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the melting point of alkali metals is correct?
a. The melting point decreases down the group.
b. The melting point increases down the group.
c. The melting point remains constant down the group.
d. The melting point increases up the group.
Which of the following alkali metals is the most reactive?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the reactivity of alkali metals with water is correct?
a. The reactivity increases down the group.
b. The reactivity decreases down the group.
c. The reactivity remains constant down the group.
d. The reactivity increases up the group.
Which of the following alkali metals is the lightest?
a. Li
b. Na
c. K
d. Rb
Which of the following statements about the size of alkali metal ions is correct?
a. The size decreases down the group.
b. The size increases down the group.
c. The size remains constant down the group.
d. The size increases up the group.
Which of the following statements about the solubility of alkali metal hydroxides is correct?
a. The solubility increases down the group.
b. The solubility decreases down the group.
c. The solubility remains constant down the group.
d. The solubility increases up the group.
Which of the following alkali metals has the highest density?
a. Li
b. Na
c. K
d. Cs
Which of the following alkali metals has the lowest melting point?
a. Li
b. Na
c. K
d. Rb
Which of the following statements about the reaction of alkali metals with halogens is correct?
a. The reactivity increases down the group.
b. The reactivity decreases down the group.
c. The reactivity remains constant down the group.
d. The reactivity increases up the group.
Which of the following statements about the flame test of alkali metals is correct?
a. Each alkali metal gives a unique color to the flame.
b. All alkali metals give a blue-green color to the flame.
c. All alkali metals give a red color to the flame.
d. All alkali metals give a yellow color to the flame.
Which of the following alkali metals is the most abundant in seawater?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the reduction potential of alkali metals is correct?
a. The reduction potential decreases down the group.
b. The reduction potential increases down the group.
c. The reduction potential remains constant down the group.
d. The reduction potential increases up the group.
Which of the following alkali metals is the most abundant in the human body?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the reaction of alkali metals with oxygen is correct?
a. The reaction is exothermic and produces the oxide.
b. The reaction is endothermic and produces the oxide.
c. The reaction is exothermic and produces the peroxide.
d. The reaction is endothermic and produces the peroxide.
Which of the following alkali metals is the least dense?
a. Li
b. Na
c. K
d. Rb
Which of the following statements about the basicity of alkali metal hydroxides is correct?
a. The basicity increases down the group.
b. The basicity decreases down the group.
c. The basicity remains constant down the group.
d. The basicity increases up the group.
Which of the following alkali metals is the most reactive towards hydrogen?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the color of alkali metal salts in aqueous solution is correct?
a. All alkali metal salts have a white color in aqueous solution.
b. All alkali metal salts have a colorless color in aqueous solution.
c. Each alkali metal salt has a unique color in aqueous solution.
d. All alkali metal salts have a yellow color in aqueous solution.
Which of the following statements about the boiling point of alkali metals is correct?
a. The boiling point decreases down the group.
b. The boiling point increases down the group.
c. The boiling point remains constant down the group.
d. The boiling point increases up the group.
Which of the following alkali metals is the most reactive towards oxygen?
a. Li
b. Na
c. K
d. Cs
Which of the following statements about the atomic radius of alkali metals is correct?
a. The atomic radius decreases down the group.
b. The atomic radius increases down the group.
c. The atomic radius remains constant down the group.
d. The atomic radius increases up the group.
Which of the following alkali metals is the least abundant in the earth’s crust?
a. Li
b. Na
c. K
d. Cs
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