Mg
How many of the following s-block elements do not give characteristic colours in the flame test Li, Be, Ca, Sr, Mg, Na, K, Ba
29
Nov
How many of the following s-block elements do not give characteristic colours in the flame test Li, Be, Ca, Sr, Mg, Na, K, Ba Ba Be Ca How many of the following s-block elements do not give characteristic colours in the flame test Li K Mg Na Sr November 29, 2020 Category: Uncategorised (JEE Advanced [...]
Correct order of increasing activity is (a) Cu, Mg, Na (b) Na, Mg, Cu (c) Mg, Na, Cu (d) Cu, Na, Mg
15
Nov
Correct order of increasing activity is (a) Cu, Mg, Na (b) Na, Mg, Cu (c) Mg, Na, Cu (d) Cu, Na, Mg Correct order of increasing activity is (a) Cu Cu (c) Mg Cu (d) Cu Mg Na Na (b) Na November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) [...]
Among the following metals how many metals are extracted by self reduction method from their respective ores. (Give total number) Hg, Zn, Cu, Al, Mg, Pb, Fe , Sn
12
Nov
Among the following metals how many metals are extracted by self reduction method from their respective ores. (Give total number) Hg, Zn, Cu, Al, Mg, Pb, Fe , Sn AL Among the following metals how many metals are extracted by self reduction method from their respective ores. (Give total number) Hg Cu Fe Mg PB [...]
The first ionization energy (in kJ/mol) of Na, Mg, Al and Si respectively are (a) 496, 737, 577, 786 (b) 786, 737,577, 496
11
Nov
The first ionization energy (in kJ/mol) of Na, Mg, Al and Si respectively are (a) 496, 737, 577, 786 (b) 786, 737,577, 496 496 577 737 786 (b) 786 Al and Si respectively are (a) 496 Mg The first ionization energy (in kJ/mol) of Na November 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM [...]
Tags:
496 ,
577 ,
737 ,
786 (b) 786 ,
Al and Si respectively are (a) 496 ,
Mg ,
The first ionization energy (in kJ/mol) of Na ,
The first ionization potential of Na, Mg, Al and Si are in the order (a) Na < Mg < Al Mg > Al > Si
10
Nov
The first ionization potential of Na, Mg, Al and Si are in the order (a) Na < Mg < Al Mg > Al > Si Al and Si are in the order (a) Na < Mg < Al Mg > Al > Si Mg The first ionization potential of Na November 10, 2020 Category: Uncategorised [...]
The elements which occupy the peaks of ionisation energy curve, are (a) Na, K, Rb, Cs (b) Na, Mg, Cl, I (c) Cl, Br, I , F (d) He, Ne, Ar, Kr
10
Nov
The elements which occupy the peaks of ionisation energy curve, are (a) Na, K, Rb, Cs (b) Na, Mg, Cl, I (c) Cl, Br, I , F (d) He, Ne, Ar, Kr Ar are (a) Na Br Cl Cs (b) Na F (d) He I I (c) Cl K Kr Mg Ne Rb The elements [...]
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is (a) Mg < Ca < Cl < P (b) Cl < P < Mg < Ca
09
Nov
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is (a) Mg < Ca < Cl < P (b) Cl < P < Mg < Ca Among the elements Ca Mg P and Cl the order of increasing atomic radii is (a) Mg < Ca < Cl < P (b) [...]