3 years ago

Name the first 20 elements on the periodic table

2 answers:

8 0

Answer:

1HydrogenH2HeliumHe3LithiumLi4BerylliumBe5BoronB6CarbonC7NitrogenN8OxygenO9FluorineF10NeonNe11SodiumNa12MagnesiumMg13AluminiumAl14SiliconSi15PhosphorusP16SulfurS17ChlorineCl18ArgonAr19PotassiumK20CalciumCa

Helga [31]3 years ago

6 0

Answer:

HYDROGEN
HELIUM
LITHIUM
BERYLLIUM
BORON
CARBON
NITROGEN
OXYGEN
FLUORINE
NEON
SODIUM
MAGNESIUM
ALUMINUM
SILICONE
PHOSPHORUS
SULFUR
CHLORINE
ARGON
POTASSIUM
CALCIUM

You might be interested in

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is

Rudik [331]

Answer:

1. C. helium

2. D. oxygen and acetylene

3. B. deliquescence

4. C. cutting very hard surfaces

5. B. 3.5%

Explanation:

5 0

3 years ago

An aluminum plate is 78 cm wide and 35 cm long. The mass of the plate is 44,226 g. Determine its thickness. [The density of lead

Artemon [7]

Answer:

i try to solve it for you, and i aplode a similer question for you

Explanation:

6 0

3 years ago

Atoms in group 15 or 5a tend to form ions with a ______ charge.

WINSTONCH [101]

They form ions of -ve charge

8 0

4 years ago

Which of the following is an electric charge?

lions [1.4K]

A i hope that helps

4 0

4 years ago

Questions:

andreyandreev [35.5K]

Tbh i cant really see the words do u ming taking an upclose picture?

3 0

3 years ago