Chemistry Help Please?

Question

Can somone please help me with these problems for a study guide worksheet?

1.What is the ending of the electron notation of a gold, Au, atom?
1.5d9
2.6d9
3.5d11
4.7d9


2.All atoms in the halogen family have electron notations ending in ______ which result in them having ______ outer electrons.
1.p5 ; 5
2.p5 ; 7
3.s2 ; 8
4.s2 ; 7


3.By just looking at the periodic table, what is the outer energy level in a potassium, K, atom?
1.1
2.4
3.5
4.3

5.The electron configuration of an atom ends in 4d6. Which of the following below describes its position on the periodic table?
1.row 6, column 4
2.row 4, column 6
3.row 5, column 6
4.row 5, column 8

6.Which of the following atoms could end in the notation - - - - - - d2?
1.calcium
2.tin
3.titanium
4.chlorine

Answer 1

1: 1. 5d9

2: 2. p5; 7

3. 2. 4

4. 4. row5, column 8

6. 3. titanium.

Answer 2

question #1

no correct answer is given
it is actually 4f14 5d10 6s1

question #2
answer #1

question #3
answer #1

question #5

no correct answer given, it is row 5, column 7

question #6

no correct answer given