Which elements are oxidized?

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Which elements are oxidized and which elements are reduced?

Which elements are oxidized and which ele- ments are reduced in the synthesis of hydro- gen from coal in the reaction H2O(g) + C(s) −> H2(g) + CO(g) ? 1. Neither is oxidized nor reduced because this is not a Redox reaction. 2. Hydrogen is oxidized and carbon is re- duced. 3. Carbon is oxidized and hydrogen is re- duced. 4. Hydrogen is oxidized and oxygen is re- duced. 5. Carbon is oxidized and oxygen is re- duced.

Answer:

Which elements are oxidized and which ele- ments are reduced in the synthesis of hydro- gen from coal...

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Answer:

Oxygen goes from -2 to zero, so it lost electrons so it is oxidized, which means it is the reducing...

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Which of the following is evidence that elements heavier than hydrogen and helium (and small traces of lit?

Which of the following is evidence that elements heavier than hydrogen and helium (and small traces of lithium) were produced in stars? (a) Space probes penetrating the Sun’s core have detected the presence of nuclear fusion reactions creating...

Answer:

Of these, a is not true b is not relevant d and e are not evidence, but rather theories. So,....

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Which mobile DNA elements elements are excised from the donor DNA prior to insertion?

Which mobile DNA elements elements are excised from the donor DNA prior to insertion at a new sites? And which elements will leave the donor element intact? Is the answer insertion sequence, direct repeat sequence, transposase, or something like that...

Answer:

transposons

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Which One, Paintshop Pro or Elements 5?

I have elements installed on my other computer but it's a piece of crap and I can barely run it let alone edit images. Assuming I can get it onto my better computer (Can I?), should I even bother considering how much better Paintshop Pro X2 Looks? Or...

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I use Photoshop Elements 5.0 and I think it's a great program. It lacks total control over curves, that...

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Answer:

Your idea of GROUPS is very unusual. You will find the elements you enquire about in 3d, 4d, and 5d...

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Group 3 to 12 Elements In the group 3 to group 12 elements, which subshell is filled up going across the rows?

Group 3 to 12 Elements In the group 3 to group 12 elements, which subshell is filled up going across the rows? s subshell p subshell d subshell f subshell A sample of soil from a newly discovered cave is analyzed by a team of explorers. They find an...

Answer:

d subshell Mercury which is liquid at room temperature.

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The compound of which two elements is most likely to involve covalent bonding? Electronegativities of Unknown Elements?

The compound of which two elements is most likely to involve covalent bonding? Electronegativities of Unknown Elements Q 0.9 X 3.0 R 1.0 Z 4.0 T 2.8 (A)Q and Z (B)R and T (C)T and ...show more

Answer:

(C)T and X----smallest electronegativity difference Q and R are close, as well, but they would tend...

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Oxidation nubers... oxidized and reduced elements?

Assign oxidation numbers to each of the following elements and determine what element has been oxidized and what element has been reduce: A. 2 NO2 (aq) + 4 Fe(OH)2 (s) + 3 H2O (l) ----> 4 Fe(OH3) (s) + N2O (g) + 2 OH (aq) Can you please help? Thanks...

Answer:

Nitrogen is reduced. Ox # 4 ---> 1 Iron is oxidized Ox # 2 ---> 3 Assuming you made a typo. It...

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Which animals represent the elements?

There are four elements (air, fire, water, earth) but there are also four secondary elements, or qualities (wet, warm, cold, dry). Air is primarily wet and secondarily warm. Fire is primarily warm and secondarily dry. Water is primarily cold and secondarily...

Answer:

Water: dolphins, whales and porpoises, fish, seals,and sea mammals, water dwelling snakes, all water...

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