Chemistry Quiz on S-Block Elements for IIT JEE, NEET, Medical & Engineering Exam 2021

Chemistry Quiz on S-Block Elements

Chemistry Quiz on S-Block Elements: NEET/JEE Chemistry is considered to be the most scoring subject. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry. In this post we are providing you Chemistry quiz on S-Block Elements.

Chemistry Quiz on S-Block Elements

 

1. Be shows the diagonal relationship with

(a) Na

(b) Al

(c) Mg

(d) B

2. The tendency to lose their valance electron easily by alkali metals makes them

(a) strong reducing agent

(b) weak reducing agent

(c) strong oxidising agent

(d) weak oxidising agent

3. Which one is known as a fusion mixture?

(a) Na₂CO₃ + NaHCO₃

(b) Na₂CO₃ + NaOH

(c) Na₂CO₃ + K₂SO₄

(d) Na₂CO₃ + K₂CO₃

4. Which of the compounds is known as Slaked lime?

(a) CaO

(b) CaSO₄

(c) Ca(OH)₂

(d) CaCO₃

5. Which of the ions have maximum hydration energy?

(a) Sr²⁺

(b) Ca²⁺

(c) Mg²⁺

(d) Be²⁺

6. As compared to K, Na has

(a) higher ionization potential

(b) lower melting point

(c) lower electronegativity

(d) larger atomic radius

7. Which oxide is amphoteric?

(a) BaO

(b) CaO

(c) BeO

(d) MgO

8. Which one is the most stable carbonate?

(a) BaCO₃

(b) MgCO₃

(c) CaCO₃

(d) BeCO₃

9. Plaster of Paris (POP) is

(a) CaSO₄ H₂O

(b) CaSO₄ 2H₂O

(c) CaSO₄

(d) CaSO₄ 1/2H₂O

10. Find the incorrect trend for alkaline earth metals

(a) atomic size Be < Mg < Ca < Sr

(b) second ionization energy Be < Mg < Ca < Sr

(c) Hydration enthalpy Sr < Ca < Mg < Be

(d) Density Ca < Mg < Be < Sr

 

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