which one of the following groupings represents a
Which one of the following groupings represents a collection of isoelectronic species:
(1) NA+, Ca2+, Mg2+
(2) N3, F-, Na+
(3) be, Al3+, Cl-
(4) Ca2+, Cs+,Br
Ans: N3, F-, Na+
Expected delivery within 24 Hours
the charge of an electron is -16 x10-19c the value of free charge on li ion will be1 36x 10-19c
iso-electronic species is1 f-o-2 2 f-
an element have atomic weight 40 and its electronic configuration is 1s2 2s2 2p6 3s2 3p6 then its atomic number and number of neutrons will be1 18
the nucleus of tritium contains1 1 proton 1 neutron 2 1 proton 3
which one of the following groupings represents a collection of isoelectronic species1 na ca2 mg2 2 n3 f- na3 be al3
which of the following are isoelectronic and isostructuralno-3 co2-3clo-3 so31 no-3 co2-3
the number of electrons in cl- ion is1 19 2 20 3 18 4 35ans
the number of neutron in tritium is1 1 2 2 4 3 4 0ans
tritium is the isotope of1 hydrogen 2 oxygen 3
1949114
Questions Asked
3,689
Active Tutors
1418150
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Based on the findings presented by Swathi and Reddy (2016), the authors highlight that the teaching profession is characterized by high levels of stress
What could indicate to you that there is a risk to Lorna's mental or emotional health? Select four (4) answers Question Answer
Question: What could you do to assist Lorna to feel more emotionally secure?
In the field of psychology, it is important to distinguish using behavior analytic and mentalistic perspectives when describing behavior.
Question: Which statement about parental monitoring is true? Need Assignment Help? Multiple Choice Question
This study was conducted as a quantitative research design to investigate the relationship between access to after-school programs and high school graduation
Which of the following is a theory that suggests that harassment occurs when a woman's gender is more salient than her role as a worker,