1. What is the difference between conductivity of solutions and metallic conductivity?

Q: Explain how to write the formula for phosphorous triiodide.

A:

Q: Would a solution of ethanol conduct electricity?

A: ethanol is a weak electrolyte that feebly dissociate in a solution or we can say that it remains as…

Q: List various types of alloys, materials that contain more than one element?

A: Alloys are metallic compounds made up of one metal and one or more metal or non-metal elements.

Q: Which substances have the lowest melting points: ionic, covalent, or metallic? What does the low…

A: The temperature at which a solid change into a liquid state is known as the melting point. The value…

Q: How will aqueous solutions of sucrose and hydrogenchloride differ?

A: An electrolyte is defined as the chemical substance that produces electrically conducting species on…

Q: Write a feature which will distinguish a metallic solid from an ionic solid.

A: Introduction : We have to tell one feature how metallic solid is different from ionic solids .

Q: 9. You may have noticed that water sometimes drips from the exhaust of a car as it is running. Is…

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Q: 0.634 g of commercial bleach solution required 13.24 ml. of 0.0732 M sodium thiosulfate(Na2S203)…

A: Mass percent of an element  is defined as the mass of element present in total mass of the compound.…

Q: Why are metals generally lustrous?

A: The general definition of the metals can be done as the elements that have tendency to lose…

Q: (a) List four physical characteristics of a solid metal. (b) List two chemical characteristics of a…

A: PHYSICAL CHARACTERISTICS: The properties of elements or compounds noticed without any change in the…

Q: Molten metal often has a bright red/orange color to it, what phenomenon causes this? O Electrons can…

A: When electromagnetic radiation is emitted from a hot bodey due to high temperature then the…

Q: Calculate the mass percent of hydrogen in water and the mass percent ofoxygen in water.

A: The mass of one mole of water is 18g. In the mass of water, the mass of hydrogen is 2 grams and the…

Q: Why does Magnesium oxide has the highest melting and boiling point?

A: The temperature which is required to convert a substance in the liquid state to vapor form is called…

Q: A compound comprised of carbon and hydrogen is completely combusted with excess oxygen to produce…

A: moles of carbon dioxide produced = mass of carbon dioxide / molar mass of carbon dioxide = 44/44 = 1…

Q: Explain the factors determine the melting point of a compound ?

A: The temperature at which a solid converts its state to liquid at atmospheric pressure is called the…

Q: Why are most solid ionic compounds electrically nonconductive, whereas aqueous solutions of ionic…

A: If in any substance has free ions or electrons then they can carry  charge or conduct electricity .

Q: What is the chemical formula for the compound formed between sodium and iodine?

A: The molecules which are formed by the combination of atoms of different elements are known as…

Q: Is Cupric acetate a metal? why or why not?

A:

Q: Discuss the formation of alloys and its importance

A: Metals are compounds that can lose electrons and have high conductivity.

Q: What is efflorescence? Give an example?

A: The structure of chemical compound can be represented as structural formula. A structural formula…

Q: Mention the constituent of paint and explain the function of the various constituent

A: Constituent of Paints Are as follows:- 1- Pigment 2-Solvent 3-Binder Solids 4-Binder Solvent…

Q: Suppose that a semiconductor device is using a 11.45-mg sample of a hypothetical element By, that is…

A: Given, Weight of By = 11.45 mg By is doped with 1.22% (by mole) of another hypothetical element Do.…

Q: How do the conductivity of electrolyte solutions and metals change with temperature?

A: The dependence of temperature of electrolytic solution and metals is discussed below:

Q: Predict what group solid Gold (Au) would belong in if you tested it for conductivity in and out of…

A: Gold will not dissolve in water.  Gold is one itself on of the best conductors of electricity as the…

Q: Briefly describe how malleability and ductility of metalsare explained by metallic bonding.

A: Metallic bond =  It is a type of bond formed between positively charged atoms. In these bonds,…

Q: Describe the structural features and type of chemical bonding that exists in solid sodium chloride.

A: Sodium chloride is a water soluble compound which composed of sodium and chloride ions. It is a…

Q: A chemist has two alloys, one of which is 5% gold and 15% lead and the other which is 40% gold and…

A: A chemist has two alloys, one of which is 5% gold and 15% lead and the other which is 40% gold and…

Q: What is the intermolecular force which explains the fact that water (H2O, mass = 18 amu) has a…

A: The reason for different melting points of water and oxygen is due to the different type of inter…

Q: What are the chemical properties of Lead and its occurance in nature

A: Lead have symbol Pb.

Q: Which of the following describes the means of electrical conduction of Zn and ZnSO4? O A. Both Zn…

A: The question is based on the concept of conductivity. We have to identify the conductivity reasons…

Q: Would an aqueous solution of MgBr2 contain ions? If so, how many ions would ouccur per formula unit…

A: Ionic compounds conduct electricity either in their molten state or when they dissolved in water.…

Q: beads

A: The force of interaction between similar molecules is called cohesion and the force of interaction…

Q: Below, writé the formula far the solid formed in Zn(CIO4)2 (aq) + K2CrO4 (aq) → ZnCrO4 (s) + 2 KCIO4…

A: Interpretation -  To write the formula for the solid formed in this given reaction -…

Q: 1. What is the difference in melting characteristics between a pure metal element and an alloy…

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Q: What is the use of evaporating the solution with concentrated sulfuric acid?

A: Evaporation is process by which substance convert from its liquid state to its gaseous state.

Q: Draw a picture of and describe with at least one sentence London Dispersion Forces (LDF) between two…

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Q: Why are most solid ionic compounds electrically nonconductive, whereas aqueous solutions of ionic…

A: Electrical conductivity is due to the movement of ions. The flow of ions is responsible for…

Q: 1. How is the crystal formed? 2. Is it beneficial or harmful to man or both? Discuss how it is…

A: The process by which a solid form, where the atoms or molecules are highly organized into a…

Q: Åre joined to form... A B Are broken into...

A: Element - Element is a substance than contains only one type of atom and each atom have same number…

Q: what are semi-conductors ? give examples.

A: Semiconductors are poorer electric conductors than metals but better conductors than non metals. Ex.…

Q: 1. What comprises the Group III Anions?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: CH4 is methane. This compound is ________.a. inorganicb. organicc. reactived. a crystal

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Q: water is a good conductor of electricity but in its purest form called distilled water it acts as:…

A: Insulator - Which doesn't allow the electricity to pass through it. Conductor - Allow electricity to…

Q: 9. Explain why ionic compounds are brittle.

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Q: it true to say that solution treating aluminium is done to precipitate out the copper atoms? If so…

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