What is the symbol for Calcium?
Ca
What is the full electron configuration for Li?
1s22s1
Which of the following atoms in this pair is larger? F or Cl
Cl
4,500
4.5 x 103
How many centimeters are in 75 meters?
7500 cm
What is the symbol for Argon?
Ar
What is the full electron configuration for N?
1s22s22p3
Which of the following elements has the smallest ionization energy? Li, Rb, Ca, Al, C
Rb
72,000,000
7.2 x 107
How many liters are in 995 mL?
0.995 L
Which element's symbol is Pb?
Lead
What is the condensed electron configuration for C? (full is 1s22s22p2)
[He]2s22p2
List these elements in order of increasing ionization energy (smallest to largest): P, Si, Cl, S
Si<P<S<Cl
0.00032
3.2 x 10-4
How many grams are in 80 kg?
80000 or 8.0 x 104 grams
Group 8A
What is the condensed electron configuration for F? (full is 1s22s22p5)
[He]2s22p5
List the following elements in order of increasing size (smallest to largest): P, F, O, S
3.2 x 104
32,000
How many micrograms are in 1.2 grams?
1.2 x 106 micrograms
Group 7A
Which element matches the electron configuration: 1s22s22p63s2
Magnesium (Mg)
Cs<Rb<K<Na
7.5 x 10-3
0.0075
How many milligrams are in 0.450 kg?
4.50 x 105 mg