3 years ago

PLEASE ANSWER QUICK 20 PTS AND ILL MARK YOU BRAINLIEST

Chemistry

1 answer:

Arisa [49]3 years ago

6 0

Sodium is Highly reactive. It reacts with like everything

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9. Elements that are characterized by the filling of p orbitals are classified as

Bogdan [553]

Answer:

p block elements

Explanation:

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3 years ago

Draw a resonance structure for the cyclopentadienyl anion. Be sure to show all non-bonding electrons and charges explicitly.

Gennadij [26K]

Answer:

The resonance structure for the cyclopentadienyl anion is shown in the drawing below.

Explanation:

The resonance representation of the cyclopentadienyl anion shows that it is a stable ion. On the other hand it is important to note that it has 6 π electrons and is aromatic.

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How many atoms of oxygen are in 0.100 miles of silicon dioxide, SiO^2

mixas84 [53]

<span>3.10 moles SiO2 (1 mole Si/1 mole SiO2)(6.022 X 1023/1 mole Si) = 1.87 X 1024
</span><span>= 1.20 X 1023 atoms of oxygen.</span>

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3 years ago

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kakasveta [241]

X is girl, and y is boy, they are formed by fission.

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Zinc metal (Zn) will react with aqueous hydrochloric acid (HCI aq) to produce aqueous zinc chloride (ZnCl2 aq) and hydrogen gas

Debora [2.8K]

Answer:

$5$

Explanation:

Here, we want to get the equation of the reaction between Hydrochloric acid and Zinc metal

Zinc metal displaces the hydrogen from hydrochloric acid to form zinc chloride

We have the equation of reaction as:

$2HCl_{(aq)}\text{ + Zn}_{(s)}\text{ }\rightarrow\text{ ZnCl}_{2(aq)}\text{ + H}_{2(g)}$

3 0

1 year ago