Question

5. Where are the main group elements found on the periodic table (1 mark) 6. An FM radio station found at 103.1 in the FM dial broadcasts at a frequency of 1.031 x 10 s'(103.1 MHz). What is the wavelength of these radio waves in meters. (2 marks) 7. Using complete subshell notation 1s 2s2 etc, predict the electronic configuration of: (1 marks) a. Al The third energy level has a maximum of nine (9) orbitals, therefore how many electrons can be found in the third energy level? (1 mark) 9. Predict if the following compounds are ionic or covalent (2 marks) a. SO2 b. CaF2 c. NzH4 d. Al2(SO4)3 10. Predict the formula for the following: (2 marks) a. Cat and H2PO4 b. Bata and PO43

can you help with those Qs

Answer 1

Please refer below image it will help you;

Sorry as there are too many questions so that is why by the rule i have solved 4 questions so please do not give me thumbs down rating and if you want all the please write in comment i will try to give it.

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