Main-group elements Match with the correct main-group element. Use each choice in only one answer. This element is commercially extracted through an electrolytic reduction of its oxide. aluminum It is used as to provide an inert atmosphere for manipulation of air- and moisture-sensitive substances. nitrogen Its elemental form is a hard, high melting, network of covalently bonded atoms. boron One of its oxyacids is the most important chemical substance in industry. phosphorus + One of its allotropes ignites on contact with air and is extremely reactive due to its strained bonds. sulfur

Q: Which of the following reactions would be an example of nitrogen fixation? Multiple Choice O 2 NO(g)…

A: Nitrogen fixation is a biological process and it is the  the initial stage of the nitrogrn cycle. It…

Q: Germanium can react with chlorine to form one of two possible compounds, one of which is GeCl2

A: Germanium is a P block element which belongs to group 14 or carbon family.

Q: Part A) Draw the Lewis dot structure for SiO44−. Use square brackets to denote the overall charge.…

A: Lewis dot structures represent the bonding between atoms or molecules with lone pairs on them.

Q: how is shale gas bad for the environment

A: Shale gas is 80-90 percentage made of CH4 .

Q: Write a brief summary of what happens when potassium hydroxide is added to aluminum foil

A: ALUMINIUM DISSOLVE IN STRONG BASES LIKE  NaOH,KOH

Q: Why do some substances burn in fluorine gas even if they do not burn in oxygen gas?<

A: In most of the combustion reactions, the substance reacts with oxygen.

Q: draw the structures of nitrous oxide and nitric oxide.

A: The structure of nitrous oxide is drawn as,

Q: How many moles of Hydrogen gas will be produced if you start with 2.5 moles of Magnesium and an…

A: Given, The balanced chemical equation :-              Mg + 2HCl --> MgCl2 + H2  We need to find,…

Q: What would be a better source of hydrogen: Water, Fossil Fuels or Calcium Hydride? Justify your…

A: Currently, most hydrogen is produced from fossil fuels, specifically natural gas. Hydrogen…

Q: Write and balance the equation for the following descriptions: 50) Potassium reacts with water…

A:

Q: Which material decomposes in reaction with acid?   Question 6 options:   NaCl…

A: The question is asking which of the given materials will decompose when it reacts with an acid.…

Q: Describe how nitrogen can be separated from the other components of air.

A: The most common method used to separate nitrogen from air is called fractional…

Q: Write the net chemical equation for the production of nitric acid from nitrogen, hydrogen and oxygen

A: The steps in the production of nitric acid are as follows:Multiplying equation (2) by 2:

Q: What is the difference between green hydrogen, blue hydrogen, and grey hydrogen? Discuss the methods…

A: Green hydrogen, blue hydrogen, and grey hydrogen are terms used to describe different methods of…

Q: Importance of carbon dioxide academically, personally, and to the society?

A: Carbon dioxide is essential for internal respiration in a human body. Internal respiration is a…

Q: How Hydrogen is synthesized in the laboratory and at an industrial level.

A: Hydrogen(H2) can be synthesized in the laboratory as well as in industries by the following methods.

Q: Part A How many significant figures are in each number? 0.1 s 4 1 3 6. 7 The number of significant…

A: All the zeros after decimal are not counted as significant figures if there is no non-zero number…

Q: Which of the following statements about the nitrogen and phosphorus cycles is TRUE? The inorganic…

A: The inorganic forms, N_{2}, N*O_{3} , NH 4 ^ + and PO 4 ^ 3- are readily taken up by all plants and…

Q: What is the main source of pure nitrogen? Air Water O Dirt Plants

A: We have been asked the main source of nitrogen and  we also have been given four options air, water,…