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What is the atomic weight of Nitrogen

20.180

14.007

14.007

9.012

What is the Freezing Point of Nickel

1458 degrees C

2453 degrees C

1453 degrees C

1460 degrees C

What is the symbol of Lanthanum

Dy

Rb

At

La

What is the Freezing Point of Actinium

952 degrees C

2050 degrees C

1050 degrees C

1055 degrees C

What is the symbol of Manganese

Rf

Pr

Mn

Ag

What is the Boiling Point of Mercury

354 degrees C

1357 degrees C

357 degrees C

327 degrees C

What is the atomic number of Rhenium

76

72

75

78

What is the atomic number of Technetium

45

43

41

46

What is the Freezing Point of Arsenic

1081 degrees C

91 degrees C

81 degrees C

79 degrees C

What is the symbol of Lead

Ar

Hs

Ga

Pb

What is the Boiling Point of Polonium

1962 degrees C

962 degrees C

1044 degrees C

964 degrees C

What is the Boiling Point of Terbium

3038 degrees C

3041 degrees C

4041 degrees C

2993 degrees C

What is the symbol of Polonium

Ga

Po

Mt

Sb

What is the atomic number of Mercury

80

81

78

84

What is the atomic number of Protactinium

95

88

92

91

What is the atomic weight of Hydrogen

4.003

9.012

1.008

6.941

What is the symbol of Nickel

Ra

Ni

Sn

Ru

What is the Boiling Point of Calcium

1484 degrees C

1390 degrees C

2484 degrees C

1485 degrees C

What is the symbol of Neptunium

Au

Np

Al

Mn

What is the Freezing Point of Ruthenium

2259 degrees C

2250 degrees C

2208 degrees C

3250 degrees C