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What molecules make up calcium molecule?
The calcium ion (Ca2+) does not form a traditional molecule like covalently bonded atoms. In its ionic form, calcium exists as a single Ca2+ ion due to its reactivity with water. This ion forms when a calcium atom loses two valence electrons to achieve a stable electron configuration.
When the calcium ion concentration of the blood rises above normal secretion of the hormone calcitonin?
When the calcium ion concentration in the blood rises above normal levels, the hormone calcitonin is secreted by the thyroid gland. Calcitonin helps to regulate calcium levels by promoting its deposition into bone tissue, which helps lower the blood calcium concentration back to normal levels.
Is the concentration of calcium ion greater in the sarcoplasmic reticulum or sarcoplasm of a resting muscle?
The concentration of calcium ion is greater in the sarcoplasmic reticulum compared to the sarcoplasm of a resting muscle. This is because the sarcoplasmic reticulum stores and releases calcium ions during muscle contraction.
What type of ion channels does an actions potential in the axon terminal of a motor neuron open?
Voltage-gated calcium channels are the ion channels that open during an action potential in the axon terminal of a motor neuron. These channels allow calcium ions to flow into the terminal, triggering the release of neurotransmitters into the synaptic cleft.
Which of the following hormone pairs are antagonists that regulate blood calcium ion levels?
Parathyroid hormone (PTH) and calcitonin are antagonists that regulate blood calcium ion levels. PTH increases blood calcium levels by promoting the release of calcium from bones and increasing its absorption in the intestines, while calcitonin decreases blood calcium levels by promoting its deposition in bones.
What is the name of the ion Ca2?
The symbol Ca2+ is for the cation of calcium.
What is the calcium ion name and symbol?
The calcium ion is called a calcium ion, and its symbol is Ca2+.
If calcium loses 2 electrons what would it and charge be?
When calcium loses 2 electrons, it becomes a calcium ion with a charge of +2. This process occurs because calcium, which is in group 2 of the periodic table, tends to lose its two valence electrons to achieve a stable electron configuration. The resulting ion is represented as Ca²⁺.
What is the name of the ion formed by a calcium atom?
The ion formed by a calcium atom is called a calcium ion, which has a 2+ charge.
What is the name of the ion Ca2 plus?
Ca2+ is a cation formed by Calcium to become stable and attain the noble gas configuration of Argon. Calcium forms this cation by losing two electrons
What is the positive and negative ion for calcium oxide?
The positive ion in calcium oxide is the calcium ion (Ca^2+), which has lost two electrons. The negative ion in calcium oxide is the oxide ion (O^2-), which has gained two electrons.
What ion removes the inhibition?
Calcium ion
What is the chemical formula for calcium and carbonate ion?
Calcium ion is Ca2+ and the carbonate ion is CO32-
The chemical symbol Ca2 plus refers to the?
Calcium ion with a +2 charge.
How many electrons does the most common ion of calcium Ca have?
The most common ion of calcium (Ca) is the calcium ion (Ca²⁺), which forms when calcium loses two electrons. Calcium has an atomic number of 20, meaning it has 20 electrons in its neutral state. Therefore, the Ca²⁺ ion has 18 electrons.
To form an ion what does a calcium atom gain or loose?
A calcium atom typically loses two electrons to form a calcium ion with a 2+ charge. The loss of these electrons allows the calcium ion to achieve a stable electron configuration similar to that of a noble gas.
What is the formula of calcium ion and phosphate ion?
The formula for calcium ion is Ca^2+ and for phosphate ion is PO4^3-. When these ions combine, they form calcium phosphate (Ca3(PO4)2).
