What are Inclusion compounds? Draw an example.

Q: <p>Metal elements are found in both minerals and ores. Describe the difference between a…

A: Mineral is a naturally occurring inorganic compound that has characteristic composition and crystal…

Q: Which of the following statements is false?   a. Stainless steel contains chromium and nickel,…

A: There are different types of plating are used to protect the metal from the corrosion . Different…

Q: If your base metal is Fe, which among the following metals can you use as a noble coating for…

A: If your base metal is Fe,the metal is used as coating for protecting it, the metal is given below.

Q: Calculate the number of W atoms present in a 27.40 g sample of 47.70% pure tungsten ore.

A:

Q: Name the central metal atom/ion present in (a) Chlorophyll (b) Haemoglobin (c) Vitamin B-12.

A: Name the central metal atom/ion present in (a) Chlorophyll (b) Haemoglobin (c) Vitamin B-12.

Q: 18. What is the percentage by mass of carbon in the insecticide Lindane, C6H6C16? * 24.7 % 1.00 %…

A:

Q: Which ion(s) are responsible for making water “hard”? a. None of these ions are responsible for…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Question attached

A: Mass percent defines the concentration of element present in a compound in a percentage. Basically,…

Q: Diamond is not a good conductor of electricity because:(a) It is very hard(b) Its structure is very…

A: The current is explained as the flow of electrons in a conductor. Hence, to conduct the electricity,…

Q: 4. Which of the eight substances is used to make brass (the alloy)? 5. Argon, neon, sulfur dioxide…

A: (4.) In the above eight substances, only Zinc metal used to make Brass alloy. Brass alloy  -…

Q: Which three steps need to be taken for the synthesis of elemental transition metals

A: Transition metals Elements that have (or easily create) partially filled d orbitals are known as…

Q: Which toxic substance is often used to extract gold and results in harmful environmental effects?

A: Metallurgy :- The extraction of metals from their minerals by applying different techniques is known…

Q: What are soft and hard ferrites? (Inorganic Chemistry)

A: Soft ferrites =  Strong ferrites have low coercivity, which means that it can demagnetize easily.…

Q: Write 2 recognition reactions of iron.

A: Iron- Symbol-Fe Atomic number-26 In periodic table Iron is present in first transition series and…

Q: What Characteristics of Potassium minerals makes them suitable to be used as fertilizers

A: 1) Potassium is needed to complete many essential functions in plants, such as synthesizing proteins…

Q: Give the following an example. You may draw the structure of your example and write something about…

A: Inclusion compound : It is a type of compound where one type of molecule (guest) trapped inside the…

Q: Why is it better to use rank abundance curves graphs rather than calculate H’?

A: #use rank abundance curves -                  A rank abundance curve or Whittaker plot is a chart…

Q: (10) You have 4 powdered samples, A, B, C, & D. One sample contains fullerenes, C16 to C70. Another…

A: Samples A= Fullerenes+ C16 to C70B = Nano diamondC = C60+carbon nanotubesD = graphite+ graphene

Q: Identify 3 composite materials that uses metallic bonding.

A: A material produced from two or more constituent materials with different properties and without…

Q: The chemical analysis of a macromolecule has been provided. What is this macromolecule? Element…

A: The empirical formula of any compound can be determined by using the percentage mass composition of…

Q: Bricks are used in construction. They are O ceramic materials alloys O composites O polymeric solids

A: Answer is ceramic material.

Q: What is Bioinorganic chemistry?

A: Certain metal ions are involved in the biological reactions that place inside the living organisms.…

Q: >List the name and formula of one important mineral source for each of these metals: Ti, Zn, U,…

A: Titanium is mainly obtained from rutile, ilmenite and anatase.The formulas are:

Q: B/Explain LNG, yg LPG, NGL , CNG ?

A: All are natural gas. Full form of these Gases: LNG(liquified natural gas ) LPG(liquified petroleum…

Q: The same volume of the FCC iron will be heavier than the BCC iron Equiaxed grains show anisotropic…

A:

Q: which group of metals are most reactive metals? How many valance electrons does this group of metals…

A: The metals are electropositive. Metal atoms donate electrons easily. The amount of energy required…

Q: Two important components in the formation of bones and teeth O Magnesium and calcium O Calcium and…

A: Vitamins are essential for life. There are various types of vitamins A, B, C, D, E and K.

Q: When dilute HCl is added to zinc pieces taken in a test tube(a) No change takes place(b) the colour…

A: Given: dil.HCl is added to Zn pieces.

Q: Zinc

A: Most reactive elements : Zn is more reactive than the Hg and Cd ..

Q: Assign reasons for the following :(i) Transition metals and many of their compounds act as good…

A: Co-ordination compounds are formed when the metal ion is bonded to the ligand which donates its…

Q: Question 2: For the following reaction, answer the questions below: Fe2O3(4) + C») → Fe) + CO2(@) a)…

A: This question belong to in organic chemistry reaction and Atomic structure chapter involved. We have…

Q: The first active ingredient for ignitable matches was made from: a. carbon components b. sugar…

A: To explain the first active ingredient for ignitable matches made from : a) Carbon compounds  b)…

Q: 5.Explain how the sodium fusion test is used to determine whether or not an unknown organic compound…

A: preparation of sodium extract:  In this test, these elements are converted to water soluble sodium…

Q: Which of the following is the chemical formula of Gold(III) oxalate pentahydrate? Gd(C204)3*(H2O)5…

A: Given that : We have to identify the formula of Gold(III) oxalate pentahydrate out of the following…

Q: 5. Explain why metals exhibit the following properties. – page 269 shiny flexible Electrical…

A: Metals are shiny-The positive metal ions are surrounded by pool of electrons. The electrostatic…

Q: Determine the weights of raw materials needed to prepare 75g samples for the given recipe of glass…

A: Mass of Na2O is, Mass = (25% × 75 g) ÷ 100% Mass = 18.75 g   Mass of B2O3 is, Mass = (25% × 75 g) ÷…

Q: Why do we identify minerals? What do minerals tell us?

A: A mineral is a natural inorganic compound or element that has characteristics structure and chemical…

Q: Iron is one of the biologically necessary metals.  Name two biochemical functions that it serves.

A: A chemical reaction is symbolic representation of the conversion of substances to new substances. In…

Q: Q2.(d) Explain why ultra-pure substrate materials and stringent health and safety requirements are…

A: Fabrication of semiconductor materials takes place in a cleanroom.While silicon-based semiconductor…

Q: 2. Give 3 of the allotropes of phosphorus and describe their differences (physical or structural).

A: Phosphorous has following 3 allotropes  Black phosphorus Red phosphorus   White phosphorus  As name…

Q: Why is color not an accurate property to use to identify most minerals?

A: Color is not an accurate property to use to identify most minerals.

Q: Some of the properties of metals are: 1. Always Conductive 2. Brittle (rough around the edges) 3.…

A: Given are so.e properties of metals. We need to check if these are all true or false.

Q: Which one of the following is a major mineral element? Select one: Selenium Magnesium Cobalt Zinc

A:

Q: This mineral when found in soil, turns it reddish in color. (A) Iron B) Magnesium (C) Copper D)…

A: We have to know the type of mineral present in the soil depending upon the color of the soil. The…