Question

Which series of atomic numbers represent the ordering of consecutive elements within the periodic table?

A) 1,2,3,4
B) 10,20,30,40
C) 2,4,8,16
D) 1,3,5,7

Answer 1

@ganeshie8

Answer 2

@SilverBai

Answer 3

I think that it is A @ganeshie8

Answer 4

Yes, when you read it from top, row by row, you get :
H, He, Li, Be ...

Answer 5

A is right, the periodic table is organized with atomic numbers in increasing order

Answer 6

What does the periodic law state?

A) when elements are alphabetized there is a periodic pattern to their physical and chemical properties within a period

B) When elements are arranged in order of increasing atomic size there is a recurring pattern to their physical and chemical properties

C) When elements are arranged of increasing atomic number , there is a recurring pattern to their physical and chemical properties

D) When elements are arranged in order of increasing atomic mass, there is a recurring pattern to their physical and chemical properties

I think that it is B

Answer 7

Its
C) When elements are arranged of increasing atomic number , there is a recurring pattern to their physical and chemical properties

Answer 8

What is true of elements in a period on the periodic table

A) They have different properties that repeat across the next period

B) They have similar names

C) They have different properties that show no pattern

D) They have similar properties that repeat across the next period

I think that it is C

Answer 9

D.

Answer 10

Which of the following places the elements in the correct order of increasing first ionization energy?

A) F,O,N

B) Li, Na, K

C) Ca, Mg, Be

D) Si, P, S

Answer 11

C

Answer 12

Which of the following has the smallest atomic radius?

A) Ca

B) Mg2+

C) Ca2+

D) Mg

Answer 13

@undeadknight26

Answer 14

shoot this one is hard

Answer 15

@ganeshie8 is here. Nothing is hard if Ganeshie is here.

Answer 16

i believe Mg2+

Answer 17

What do you think @ganeshie8

Answer 18

Google makes it easy.

Answer 19

https://www.google.com/#q=how+to+tell+atomic+radius

Answer 20

i say Mg2+ but not 100% sure only 85% xD

Answer 21

http://crystalmaker.com/support/tutorials/crystalmaker/atomic-radii/resources/VFI_Atomic_Radii.jpg

Answer 22

Which of the following has the greatest first ionization energy?

A) B

B) C

C) Be

D) Li

Answer 23

when is this assignment due @goalieboy

Answer 24

10:45

Answer 25

so ur past due??

Answer 26

yes

Answer 27

i believe D) Li

Answer 28

shux

Answer 29

Which element has the same number of energy levels as Aluminum (Al) and the same number of valence electrons as Calcium (Ca)?

A) Beryllium (Be)

B) Sodium (Na)

C) Magnesium (Mg)

D) Potassium (K)

Answer 30

A) Beryllium (Be)