Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Number of protons , neutrons and electrons in the element 231Y89 is
26
Nov
Number of protons , neutrons and electrons in the element 231Y89 is neutrons and electrons in the element 231Y89 is Number of protons November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The hydride ions (H^-) are isoelectronic with (a) Li (b) He ^+ (c) He (d) Be
26
Nov
The hydride ions (H^-) are isoelectronic with (a) Li (b) He ^+ (c) He (d) Be The hydride ions (H^-) are isoelectronic with (a) Li (b) He ^+ (c) He (d) Be November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The number of electrons and neutrons of an element is 18 and 20 respectively. Its mass number is (a) 17 (b) 37 (c) 2 (d) 38
26
Nov
The number of electrons and neutrons of an element is 18 and 20 respectively. Its mass number is (a) 17 (b) 37 (c) 2 (d) 38 The number of electrons and neutrons of an element is 18 and 20 respectively. Its mass number is (a) 17 (b) 37 (c) 2 (d) 38 November 26, 2020 [...]
Number of unpaired electrons in intert gas is (a) zero (b) 4 (c) 4 (d) 18
26
Nov
Number of unpaired electrons in intert gas is (a) zero (b) 4 (c) 4 (d) 18 Number of unpaired electrons in intert gas is (a) zero (b) 4 (c) 4 (d) 18 November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The atomic number of an element represents (a) Number of neutrons in the nucleus (b) Number of protons in the nucleus (c) Atomic weight of element (d) Valency of element
26
Nov
The atomic number of an element represents (a) Number of neutrons in the nucleus (b) Number of protons in the nucleus (c) Atomic weight of element (d) Valency of element The atomic number of an element represents (a) Number of neutrons in the nucleus (b) Number of protons in the nucleus (c) Atomic weight of [...]
The nucleus of the element having atomic number 25 and atomic weight 55 will contain
26
Nov
The nucleus of the element having atomic number 25 and atomic weight 55 will contain The nucleus of the element having atomic number 25 and atomic weight 55 will contain November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be
26
Nov
An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be November 26, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Six protons are found in the nucleus of (a) Boron (b) Lithium (c) Carbon (d) Helium
26
Nov
Six protons are found in the nucleus of (a) Boron (b) Lithium (c) Carbon (d) Helium Six protons are found in the nucleus of (a) Boron (b) Lithium (c) Carbon (d) Helium November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If W is atomic weight and N is the atomic number of an element , then (a) number of e^-1 = W -N (b) Number of 0n^1 =W – N
26
Nov
If W is atomic weight and N is the atomic number of an element , then (a) number of e^-1 = W -N (b) Number of 0n^1 =W – N If W is atomic weight and N is the atomic number of an element then (a) number of e^-1 = W -N (b) Number of [...]
The most probable radius (in pm ) for finding the electron in He^+ is (a) 0.0 (b) 52.9 (c) 26.5 (d) 105.8
26
Nov
The most probable radius (in pm ) for finding the electron in He^+ is (a) 0.0 (b) 52.9 (c) 26.5 (d) 105.8 The most probable radius (in pm ) for finding the electron in He^+ is (a) 0.0 (b) 52.9 (c) 26.5 (d) 105.8 November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]