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ryzh [129]
4 years ago
11

Which shows a structural formula with a triple bond?

Chemistry
2 answers:
nikdorinn [45]4 years ago
7 0

The answer is: N ≡ N.

Nitrogen (N) is in group 15 of Periodic table of elements and his atomic number is seven, which means that nitrogen has 7 protons and 7 electrons.

Electron configuration of nitrogen atom: ₇N 1s²2s²2p³.

Nitrogen is inert (low reactivity) nonmetal and has five valence electrons.

Nitrogen molecule (N₂) has strong nonpolar triple covalent bond (:N:::N:), that is why it is very stable and have low reactivity.

Elan Coil [88]4 years ago
4 0
C.NTRIPLE BOND N THE THIRD OPTION IS THE ANSWER
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Name a non metal which conducts electricity
Nuetrik [128]

Answer:

Graphite

Graphite is a non-metal and it is the only non-metal that can conduct electricity.

8 0
2 years ago
What does a mass number mean and what does an atomic number mean?
lakkis [162]
Mass number is the mass number of that particular Element found in the periodic table and the atomic number is the atomic no. Again found in the periodic table
3 0
4 years ago
12.1 g CoCl3 calculate the amount, in moles
elena-s [515]

Answer:

Number of moles of CoCl3 =  0.09 moles

Explanation:

Given data:

Mass of CoCl₃ = 12.1 g

Number of moles = ?

Solution:

First of all we will calculate the molar mass.

Molar mass of CoCl3 = 28.01 + (35.5×3)

Molar mass of CoCl3 = 28.01 + 106.5

Molar mass of CoCl3 = 134.51 g/mol

Number of moles of CoCl3 = mass / molar mass

Number of moles of CoCl3 = 12.1 g/134.51 g/mol

Number of moles of CoCl3 =  0.09 moles

4 0
4 years ago
What is the difference between evaporation and transpiration? What role does each process play in the water cycle?
vazorg [7]

Answer:

Evaporation happens from the any water body (like ponds, rivers, water stored in cup etc) while the transpiration essentially happens in plants only.

The evaporation and transpiration plays a major role in the water cycle as they help in formation of clouds and precipitation

Explanation:

Evaporation:

It is the process of formation and transfer of the water vapor from the surface of the liquid into the atmosphere.

Transpiration:

It is the process of transfer of the water vapors in the atmosphere from the pores present in the leaves of the plants.

The water is carried from the ground through the stems to the leaves.

The major difference between the evaporation and transpiration is that the evaporation happens from the any water body (like ponds, rivers, water stored in cup etc) while the transpiration essentially happens in plants only.

The evaporation and transpiration plays a major role in the water cycle as these process helps in transfer of the surface water into the atmosphere, which helps in formation of clouds and precipitation.

3 0
3 years ago
Explain why it is important that a chemical equation be balanced
skad [1K]
In order to follow the law of conservation of mass, each side must contain an equal amount of each atom
6 0
4 years ago
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