Advertisements
Advertisements
प्रश्न
Which one of the following arrangements represent the correct order of least negative to most negative electron gain enthalpy
पर्याय
Al < O < C < Ca < F
Al < Ca < O < C < F
C < F < O < Al < Ca
Ca < Al < C < O < F
Advertisements
उत्तर
Ca < Al < C < O < F
APPEARS IN
संबंधित प्रश्न
Which of the following elements will have the highest electronegativity?
In the third period the first ionization potential is of the order.
The correct order of decreasing electronegativity values among the elements X, Y, Z and A with atomic numbers 4, 8, 7 and 12 respectively
Which one of the following is true about metallic character when we move from left to right in a period and top to bottom in a group?
What are isoelectronic ions? Give examples.
Define electronegativity.
Explain the periodic trend of ionisation potential.
Explain the following, give an appropriate reason.
First ionisation potential of the C-atom is greater than that of the B atom, whereas the reverse is true is for the second ionisation potential.
Explain the following, give an appropriate reason.
The formation of \[\ce{F^-_{(g)}}\] from \[\ce{F_{(g)}}\] is exothermic while that of \[\ce{O^2-_{(g)}}\] from \[\ce{O_{(g)}}\] is endothermic.
What is the screening effect?
