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hichkok12 [17]
3 years ago
14

Metallic element are _____ (conductors or non-conductors), because ________. Nonmetallic elements are generally ____ (conductors

or non-conductors). Pure solidionic compounds are ______ (conductors or non-conductors), because_____, but molten ionic compounds are ______ (conductors or non-conductors), because _______.Pure molecular compounds are generally _____ (conductors or non-conductors). A concentrated aqueous solution of a strong acid such as HCl is a (conductor ornon-conductor), because _____. As the concentration of the HCl solution decreases, the conductance ____ (decreases or increases), because _____. Mixtures of metalsare _____ (conductors or non-conductors), because ______.
Chemistry
1 answer:
STatiana [176]3 years ago
5 0

Answer:

Metallic element are conductors, because it shows north and south pole. Nonmetallic elements are generally non-conductors. Pure solidionic compounds are conductors, because they are found in solid state, but molten ionic compounds are conductors or non-conductors), because ionic component show property of metal.Pure molecular compounds are generally (conductors or non-conductors). A concentrated aqueous solution of a strong acid such as HCl is a (conductor ornon-conductor), because. As the concentration of the HCl solution decreases, the conductance increases), because Mixtures of metalsare non-conductors), because it doesn't show property of metal.

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Arsenic produces a blue flame when heated. Calcium produces an orange-red flame. Which of these best explains why this differenc
MrMuchimi

Flame colors are produced from the movement of the electrons in the metal ions present in the compounds. When you heat it, the electrons gain energy and can jump into any of the empty orbitals at higher levels Each of these jumps involves a specific amount of energy being released as light energy, and each corresponds to a particular color. As a result of all these jumps, a spectrum of colored lines will be produced. The color you see will be a combination of all these individual colors.

6 0
3 years ago
Biphenyl and benzene are common side products in this gringard reaction. explain at which points in the purification procedure t
mafiozo [28]

In Grignard reaction, Biphenyl and benzene are common side products which are removed during trituration.

In organic chemistry, a reaction in which the Grignard reagents or organometallic substances are added to organic compounds such as aldehydes and ketones to form alcohol is known as Grignard reaction.

These Grignard reagents are magnesium halides of alkyl, vinyl or allyl, which react with a carbonyl group to form alcohols.

During this reaction, primary, secondary and tertiary alcohols are formed.

While Biphenyl and benzene are common side products.

These are removed during trituration process in which cold petroleum ether is added to dissolve the biphenyl and benzene side products

If you need to learn more about Biphenyl and benzene click here:

brainly.com/question/4336669

4 0
1 year ago
Can somewhere show me the dimensional analysis of this?
natita [175]

245 mm Hg = 32.6634 kPa

<u>Explanation:</u>

When the pressure inside the can is measured in mm Hg and it is needed to convert mm mercury (Hg) to kilo pascal, we have to multiply the pressure in mm Hg with  0.13332, so that the pressure is converted in kilo pascals.

1 mm Hg × 0.13332 = 1 kPa

245 mm Hg × 0.13332 = 32.6634 kPa

So the pressure in mm mercury is converted into kilo pascals.

6 0
3 years ago
In a galvanic cell, a spontaneous redox reaction occurs. however, the reactants are separated such that the transfer of electron
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Oxidation is the loss of electrons and corresponds to an increase in oxidation state. Reduction is the gain of electrons and corresponds to a decrease in oxidation state. Balancing redox reactions can be more complicated than balancing other types of reactions because both the mass and charge must be balanced. Redox reactions occurring in aqueous solutions can be balanced by using a special procedure called the half-reaction method of balancing. In this procedure the overall equation is broken down into two half-reactions: one for oxidation and the other for reduction. The half-reactions are balanced individually and then added together so that the number of electrons generated in the oxidation half reaction is the same as the number of electrons consumed in the reduction half-reaction.
4 0
3 years ago
An element has 8 protons and 8 neutrons in its nucleus and 8 electrons revolving around the nucleus. What is the atomic number a
Molodets [167]
C.

Protons is 8 so the atomic number will be 8.

Number of neutrons= atomic mass - atomic number

16-8 = 8.
5 0
3 years ago
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