The correct order of electron affinity is
The correct order of electron affinity is
Options
(a) B < C < O > N (b) B > C > N > O (c) O > C > B > N (d) […]
Classification of Elements and Periodicity
Which of the following is the lightest metal
Which of the following is the lightest metal
Options
(a) Cu (b) Li (c) Au (d) Fe
Correct Answer:
Li
Explanation:
No explanation available. Be the first to write the explanation for this […]
If a neutral atoms is converted into a cation, then its
If a neutral atoms is converted into a cation, then its
Options
(a) atomic weight increases (b) size increases (c) atomic weight decreases (d) size decreases
Correct Answer:
size decreases
Explanation:
After the […]
What is the general outer electronic configuration of the coinage metals?
What is the general outer electronic configuration of the coinage metals?
Options
(a) ns², np⁶ (b) (n-1)d¹⁰, ns¹ (c) (n-1)d¹⁰, ns² (d) (n-1)d⁹, ns²
Correct Answer:
(n-1)d¹⁰, ns¹
Explanation:
No explanation available. Be […]
The element, with atomic number 118, will be
The element, with atomic number 118, will be
Options
(a) transition element (b) alkali metal (c) alkaline earth metal (d) noble gas
Correct Answer:
noble gas
Explanation:
No explanation available. Be the first […]
The correct order of ionization energy of C, N, O, F is
The correct order of ionization energy of C, N, O, F is
Options
(a) F < N < C < O (b) C < N < O < F (c) C < O […]
Which of the following is a strong reducing agent
Which of the following is a strong reducing agent
Options
(a) Cr (b) Cl (c) Na (d) Ca
Correct Answer:
Na
Explanation:
No explanation available. Be the first to write the explanation for […]
The ionic radii of isoelectronic species N³⁻, O²⁻ and F⁻ are in the order
The ionic radii of isoelectronic species N³⁻, O²⁻ and F⁻ are in the order
Options
(a) 1.36, 1.40, 1.71 (b) 1.36, 1.71, 1.40 (c) 1.71, 1.40, 1.36 (d) 1.71, 1.36, 1.40
Correct Answer: […]
Which of the following is the most electronegative element?
Which of the following is the most electronegative element?
Options
(a) Bromine (b) Chlorine (c) Flourine (d) Iodine
Correct Answer:
Flourine
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following elements will have the highest electron affinity
Which of the following elements will have the highest electron affinity
Options
(a) Chlorine (b) Nitrogen (c) Phosphorus (d) Fluorine
Correct Answer:
Chlorine
Explanation:
No explanation available. Be the first to write the […]